Access Statistics for Dietmar Harhoff

Author contact details at EconPapers.

Working Paper File Downloads Abstract Views
Last month 3 months 12 months Total Last month 3 months 12 months Total
A novel technology-industry concordance table based on linked inventor-establishment data 0 0 1 2 4 5 10 16
Analysing European and International Patent Citations: A Set of EPO Patent Database Building Blocks 0 0 2 416 3 4 8 1,103
Are There Financing Constraints for R&D and Investment in German Manufacturing Firms? 0 0 0 334 6 6 8 856
Are there financing constraints for R&D and investment in German manufacturing firms? 0 0 1 31 0 1 2 209
Bargaining Failure and Freedom to Operate: Re-evaluating the Effect of Patents on Cumulative Innovation 0 0 0 34 4 4 9 142
Bargaining Failure and Freedom to Operate: Re-evaluating the Effect of Patents on Cumulative Innovation 0 0 0 8 0 0 3 28
Can Post-Grant Reviews Improve Patent System Design? A Twin Study of US and European Patents 0 0 0 228 0 0 3 771
Can Post-Grant Reviews Improve Patent System Design? A Twin Study of US and European Patents 0 0 1 97 0 0 2 371
Candidate screening for the recruitment of critical research and development workers: A report and preliminary results with evidence from experimental data from German high-tech firms 0 0 0 23 0 1 2 52
Citation Frequency and the Value of Patented Innovation 0 0 0 84 3 3 4 283
Citation Frequency and the Value of Patented Innovation 0 0 0 308 0 1 6 1,315
Conflict Resolution, Public Goods and Patent Thickets 0 0 1 52 2 2 5 147
Conflict Resolution, Public Goods and Patent Thickets 0 0 0 1 0 1 2 19
Conflict Resolution, Public Goods and Patent Thickets 0 0 0 7 2 2 5 202
Conflict resolution, public goods and patent thickets 0 0 0 61 0 2 4 171
Corporate R&D and Productivity in Germany and the United Kingdom 0 0 0 303 2 3 8 797
Corporate R&D and productivity in Germany and the United Kingdom 0 0 0 4 2 3 4 72
Das Mannheimer Innovationspanel 0 0 0 95 3 3 6 381
Determinants of Opposition Against EPO Patent Grants - The Case of Biotechnology and Pharmaceuticals 0 0 1 350 2 3 6 1,205
Die Evolution der bundesdeutschen Forschungs- und Technologiepolitik: Rückblick und Bestandsaufnahme 0 0 0 89 1 1 4 369
Educational Backgrounds in Inventor Teams: The Role of Complementarities between Academic and Vocational Education in Team Performance 1 36 36 36 5 38 38 38
Everything You Always Wanted to Know about Inventors (But Never Asked): Evidence from the PatVal-EU Survey 0 0 0 136 1 1 2 677
Everything you Always Wanted to Know About Inventors (But Never Asked): Evidence from the PatVal-EU Survey 0 1 1 169 1 4 5 502
Everything you Always Wanted to Know about Inventors (but Never Asked): Evidence from the PatVal-EU Survey 0 0 0 512 1 4 7 1,659
Exploring the Opaqueness of the Patent System - Evidence from a Natural Experiment 0 0 0 21 0 0 0 52
Exploring the Tail of Patented Invention Value Distributions 0 0 0 264 0 3 7 995
Exploring the Tail of Patented Invention Value Distributions 0 0 0 78 0 1 2 294
Filling the Gap: The Consequences of Collaborator Loss in Corporate R&D 0 0 0 1 1 1 3 8
Filling the Gap: The Consequences of Collaborator Loss in Corporate R&D 0 0 1 19 2 5 10 29
Financing Apprenticeship Training: Evidence from Germany 0 0 0 149 0 3 3 607
Firm dynamics in East Germany: first empirical results 0 0 0 6 0 0 1 38
Firm formation and regional spillovers: evidence from Germany 0 0 0 36 1 3 5 178
Growth and exit of West German firms: an empirical investigation on the impact of liability statutes 0 0 0 9 0 0 0 74
Harmonizing and Combining Large Datasets - An Application to Firm-Level Patent and Accounting Data 0 0 0 93 1 3 10 348
How to measure patent thickets – a novel approach 0 0 0 116 0 0 1 268
Identifying and measuring developments in artificial intelligence: Making the impossible possible 0 0 2 86 5 10 27 165
Incentives to Innovate: A Structural Model of Oligopoly (available only in German!) 0 0 0 145 2 3 5 713
Incidence and Growth of Patent Thickets - The Impact of Technological Opportunities and Complexity 0 0 1 107 2 2 7 293
Incidence and Growth of Patent Thickets - The Impact of Technological Opportunities and Complexity 0 0 0 198 2 4 9 647
Individual determinants of inventor productivity: Report and preliminary results with evidence from linked human capital and patent data 0 0 0 45 0 1 1 82
Innovation Effects and Knowledge Complementarities in a Diverse Research Landscape 0 2 9 152 4 11 25 270
Innovation Effects of Universities of Applied Sciences: an Assessment of Regional Heterogeneity 0 0 0 230 1 1 8 383
Innovationsanreize in einem strukturellen Oligopolmodell 0 0 0 21 0 0 1 123
Innovationsverhalten der deutschen Wirtschaft: Ein Vergleich zwischen Ost- und Westdeutschland; BMFT-Projektnummer PLI 1603 0 0 0 10 0 0 0 104
Innovationsverhalten der deutschen Wirtschaft: Ergebnisse der Innovationserhebung 1993 0 0 0 13 0 0 0 129
Innovationsverhalten der deutschen Wirtschaft: Methodenbericht zur Innovationserhebung 1993 0 0 0 1 1 1 1 44
Institutionalized Incentives for Ingenuity – Patent Value and the German Employees’ Inventions Act 0 0 1 294 3 4 7 1,013
Invalid but infringed? An analysis of Germany's bifurcated patent litigation system 0 0 0 37 1 1 5 102
Invalid but infringed? An analysis of the bifurcated patent litigation system 0 0 0 43 0 0 1 89
Investment, R&D and Financial Constraints in Britain and Germany 0 1 1 440 1 2 2 1,251
Investment, R&D and financial constraints in Britain and Germany 0 0 0 676 1 2 7 1,983
Investment, R&D and financial constraints in Britain and Germany 0 0 1 18 0 2 5 119
Is the German Apprenticeship System a Panacea for the US Labour Market? 0 0 0 205 1 2 2 702
Is the German apprenticeship system a panacea for the US labour market? 0 0 0 73 2 2 5 349
Languages, Fees and the International Scope of Patenting 0 0 0 65 1 3 3 207
Languages, Fees and the International Scope of Patenting 0 0 0 69 0 1 2 222
Languages, Fees and the International Scope of Patenting 0 0 0 11 1 2 3 62
Languages, Fees and the International Scope of Patenting 0 0 0 33 2 3 3 138
Languages, Fees and the International Scope of Patenting 0 0 0 5 2 3 3 59
Languages, Fees and the International Scope of Patenting 0 0 0 21 1 3 4 53
Legal Form, Growth and Exit of West German Firms - Empirical Results for Manufacturing, Construction, Trade and Service Industries 0 0 0 145 1 2 5 617
Lending Relationships in Germany: Empirical Results from Survey Data 0 0 1 179 4 5 8 588
Lending Relationships in Germany: Empirical Results from Survey Data 0 0 0 279 0 1 4 910
Linked Inventor Biography Data 1980-2014: (INV-BIO ADIAB 8014) 0 2 5 26 2 9 19 71
Modeling the Duration of Patent Examination at the European Patent Office 0 0 0 74 2 4 6 316
Modeling the Duration of Patent Examination at the European Patent Office 0 0 0 177 1 1 2 568
Modelling the duration of patent examination at the European Patent Office 0 0 0 139 2 2 3 456
Patent Validation at the Country Level - The Role of Fees and Translation costs 0 0 0 251 3 3 4 1,554
Patent Validation at the Country Level - The Role of Fees and Translation costs 0 0 0 189 5 5 7 777
Patent litigation in Europe 0 0 0 59 2 2 5 80
Patent litigation in Europe 0 0 0 102 3 4 8 151
Patent transfers and patent citations 0 0 0 0 0 1 3 93
Patent transfers and patent citations 0 0 0 0 0 0 2 45
Post-Issue Patent "Quality Control": A Comparative Study of US Patent Re-Examinations and European Patent Oppositions 0 0 0 8 0 0 1 157
Post-Issue Patent "Quality Control": A Comparative Study of US Patent Re-examinations and European Patent Oppositions 0 0 0 0 0 2 2 2
Post-Issue Patent "Quality Control": A Comparative Study of US Patent Re-examinations and European Patent Oppositions 0 0 0 5 0 0 1 108
Post-Issue Patent "Quality Control": A Comparative Study of US Patent Re-examinations and European Patent Oppositions 0 0 0 183 1 1 3 895
Post-Issue Patent “Quality Control:” A Comparative Study of US Patent Re-examinations and European Patent Oppositions 0 0 0 0 0 1 2 146
Post-Issue Patent “Quality Control:” A Comparative Study of US Patent Re-examinations and European Patent Oppositions 0 0 0 0 0 1 3 4
Price Indexes for PC Database Software and the Value of Code Compatibility 0 0 0 18 1 1 2 258
Prospects for Improving U.S. Patent Quality via Post-grant Opposition 0 0 0 0 0 0 1 6
Prospects for Improving U.S. Patent Quality via Post-grant Opposition 1 1 1 115 2 3 3 616
Prospects for Improving U.S. Patent Quality via Post-grant Opposition 0 0 0 1 0 0 2 100
Prospects for Improving U.S. Patent Quality via Post-grant Opposition 0 0 0 6 0 0 2 127
Prospects for Improving U.S. Patent Quality via Post-grant Opposition 0 0 0 181 0 1 2 731
R&D and productivity in German manufacturing firms 0 0 1 88 1 1 4 258
R&D incentives and spillovers in a two-industry model 0 0 0 14 0 0 2 114
Recent Research on the Economics of Patents 1 1 9 561 3 4 55 1,032
Regional Innovation Effects of Applied Research Institutions 1 1 2 340 1 2 6 770
Replication Studies in Economics: How Many and Which Papers Are Chosen for Replication, and Why? 0 0 1 69 3 4 9 318
Replizierbare Forschung in den Wirtschaftswissenschaften erhöhen – eine Herausforderung für wissenschaftliche Infrastrukturdienstleister 0 0 0 6 1 1 2 115
Science Quality and the Value of Inventions 0 0 4 40 0 1 8 87
Should There Be Lower Taxes On Patent Income? 0 0 2 34 2 2 6 88
Should There Be Lower Taxes on Patent Income? 0 0 0 34 2 3 5 93
Should there be lower taxes on patent income? 0 0 0 24 3 3 4 94
Social Ties for Labor Market Access – Lessons from the Migration of East German Inventors 0 0 0 51 0 0 4 162
Social ties for labor market access - Lessons from the migration of East German inventors 0 0 0 55 0 0 0 82
Some simple economics of GM food 0 0 0 0 0 0 1 42
Stellungnahme zur Steuerreform 1999/2000/2002 0 0 0 4 1 1 1 36
The Economic Value of Patent Portfolios 0 0 0 92 0 0 2 184
The Economics of Replication 0 0 0 15 0 1 1 75
The Economics of Replication 0 0 0 104 1 2 3 59
The Economics of Replication 0 0 0 76 1 1 4 82
The Effects of Entrepreneurship Education 0 0 1 298 0 1 4 1,852
The Effects of Entrepreneurship Education 0 0 1 26 2 4 6 133
The Effects of Entrepreneurship Education 0 0 0 190 0 1 2 403
The Impacts of Feed-in Tariffs on Innovation: Empirical Evidence from Germany 0 0 0 62 3 4 8 239
The MPI-IC-IAB-Inventor data 2002 (MIID 2002): Record-linkage of patent register data with labor market biography data of the IAB 0 0 0 0 0 2 3 9
The Value of European Patents 1 2 3 362 4 6 10 858
The power of individual-level drivers of inventive performance 0 0 0 31 0 1 4 101
The role of patents and licenses in securing external finance for innovation 0 0 2 289 2 3 8 678
To Be Financed or Not … - The Role of Patents for Venture Capital Financing 0 0 4 105 3 5 10 275
To Be Financed or Not... - The Role of Patents for Venture Capital Financing 0 0 1 126 2 4 9 498
To Be Financed or Not: The Role of Patents for Venture Capital Financing 0 0 0 117 0 1 5 386
To Be Financed or Not? - The Role of Patents for Venture Capital Financing 0 0 0 109 4 4 7 403
Truly Standard-Essential Patents? A Semantics-Based Analysis 0 0 0 27 1 2 6 63
Truly Standard-Essential Patents? A Semantics-Based Analysis 0 1 5 7 1 6 13 30
Vertical Organization, Technology Flows and R&D Incentives: An Exploratory Analysis 0 0 0 199 2 3 4 1,904
What are the Channels for Technology Sourcing? Panel Data Evidence from German Companies 0 0 0 61 0 1 2 85
What are the Channels for Technology Sourcing? Panel Data Evidence from German Companies 0 0 0 62 2 2 4 192
What are the channels for technology sourcing? Panel data evidence from German companies 0 0 0 103 1 1 1 269
What are the channels for technology sourcing? Panel data evidence from German companies 0 0 0 5 0 1 2 58
Zur Analyse von Gründungen und Schließungen auf Grundlage der Beschäftigtenstatistik (only available in German) 0 0 0 34 2 5 6 263
Zur steuerlichen Behandlung von Forschungs- und Entwicklungsaufwendungen: Eine internationale Bestandsaufnahme 0 0 0 14 1 3 3 92
Total Working Papers 5 48 103 13,141 158 309 665 45,436
1 registered items for which data could not be found


Journal Article File Downloads Abstract Views
Last month 3 months 12 months Total Last month 3 months 12 months Total
A novel technology-industry concordance table based on linked inventor-establishment data 0 0 1 15 1 4 6 88
A smooth dynamic network model for patent collaboration data 0 0 0 0 2 3 3 11
Are there Financing Constraints for R&D and Investment in German Manufacturing Firms 0 0 0 17 0 1 5 164
Citation Frequency And The Value Of Patented Inventions 2 3 17 593 11 17 55 1,980
Citations, family size, opposition and the value of patent rights 0 3 7 526 5 19 40 1,433
Conflict Resolution, Public Goods, and Patent Thickets 0 0 1 22 3 3 5 93
Determinants of opposition against EPO patent grants--the case of biotechnology and pharmaceuticals 0 0 1 179 6 8 11 567
Die Evolution der bundesdeutschen Forschungs– und Technologiepolitik: Rückblick und Bestandsaufnahme 0 0 0 36 1 2 3 204
Economy and Civil Society: How Innovation Drives Change 0 0 0 2 0 1 3 21
Erratum to "Citations, family size, opposition and the value of patent rights" [Research Policy 32 (2003) 1343-1363] 0 0 1 58 3 4 9 237
Erratum to: Patent litigation in Europe 0 0 0 10 0 2 4 47
Firm Formation And Regional Spillovers - Evidence From Germany 0 0 1 23 3 4 5 70
How patenting informs VC investors – The case of biotechnology 0 1 3 75 2 8 15 276
How to measure patent thickets--A novel approach 0 0 2 119 2 3 10 365
Incidence and Growth of Patent Thickets: The Impact of Technological Opportunities and Complexity 0 0 0 26 2 3 7 108
Innovation effects of universities of applied sciences: an assessment of regional heterogeneity 0 0 0 1 1 6 8 19
Innovation, Entrepreneurship und Demographie 0 0 1 76 2 2 7 271
Innovationen auf Bestellung? Was von einer stärkeren Nachfrageorientierung in der Innovationspolitik zu halten ist 0 0 0 28 2 2 5 183
Institutionalized incentives for ingenuity--Patent value and the German Employees' Inventions Act 0 0 2 91 1 2 6 324
Invalid but infringed? An analysis of the bifurcated patent litigation system 0 0 1 9 0 0 7 101
Inventors and invention processes in Europe: Results from the PatVal-EU survey 0 0 0 254 1 2 7 921
Investment, R&D and Financial Constraints in Britain and Germany 0 1 2 35 1 5 20 987
Is the German apprenticeship system a panacea for the U.S. labor market? 0 0 1 320 1 2 5 1,423
Knowledge Recombination Across Technological Boundaries: Scientists vs. Engineers 0 2 2 13 0 5 10 68
Kurz kommentiert 0 0 0 1 0 0 1 9
Langfristiges Wachstum durch Forschung und Innovation 0 0 0 42 1 2 2 182
Legal Form, Growth and Exit of West German Firms—Empirical Results for Manufacturing, Construction, Trade and Service Industries 0 0 2 6 1 1 12 32
Lending relationships in Germany - Empirical evidence from survey data 0 0 2 316 0 2 11 845
Patent Quality and Examination in Europe 0 0 0 61 2 2 8 270
Patent litigation in Europe 0 0 0 42 1 1 7 234
Patent validation at the country level--The role of fees and translation costs 0 0 0 107 2 2 12 464
Profiting from voluntary information spillovers: how users benefit by freely revealing their innovations 0 0 1 245 2 2 8 1,000
R&D Spillovers, Technological Proximity, And Productivity Growth – Evidence From German Panel Data 0 1 3 226 0 2 7 492
R&D and Productivity in German Manufacturing Firms 0 0 1 59 3 4 8 200
Recent Research on the Economics of Patents 2 5 16 205 7 15 55 800
Regional innovation effects of applied research institutions 0 0 1 14 6 7 13 61
Replication studies in economics—How many and which papers are chosen for replication, and why? 0 0 0 4 3 4 7 49
Replication studies in economics—How many and which papers are chosen for replication, and why? 0 0 0 13 2 4 6 129
Separating patent wheat from chaff: Would the US benefit from adopting patent post-grant review? 1 1 1 6 1 1 1 55
Should there be lower taxes on patent income? 0 0 1 24 3 4 10 91
Some simple economics of GM food 0 0 0 2 0 0 1 9
Steuerliche Forschungsförderung: Wichtiger Impuls für FuE-Aktivitäten oder zu wenig zielgerichtet? 0 0 0 13 0 2 4 62
Strategic Spillovers and Incentives for Research and Development 0 0 2 38 1 3 6 140
Technology policy for a world of skew-distributed outcomes 2 3 7 317 6 7 22 746
The Decline of the Public Dimensions of Contract and Property in the Digital Environment: Comment 0 0 0 1 1 1 1 5
The Duration of Patent Examination at the European Patent Office 0 0 3 95 3 8 15 263
The economic value of patent portfolios 1 1 3 22 3 3 8 88
The effects of entrepreneurship education 0 1 2 129 5 12 21 645
The impact of the German feed-in tariff scheme on innovation: Evidence based on patent filings in renewable energy technologies 1 2 8 131 12 20 43 393
The power of individual-level drivers of inventive performance 0 0 0 15 0 0 4 82
Uncertainty and the size distribution of rewards from innovation 0 1 4 365 1 3 9 1,092
Used, blocking and sleeping patents: Empirical evidence from a large-scale inventor survey 1 1 2 60 3 7 13 257
Venture Capitalists’ Evaluations of Start–Up Teams: Trade–Offs, Knock–Out Criteria, and the Impact of VC Experience 1 1 2 4 4 6 8 24
What are the Channels for Technology Sourcing? Panel Data Evidence from German Companies 0 0 0 15 0 3 7 107
What you are is what you like--similarity biases in venture capitalists' evaluations of start-up teams 1 2 5 278 3 6 15 696
Total Journal Articles 12 29 109 5,384 126 242 601 19,483


Book File Downloads Abstract Views
Last month 3 months 12 months Total Last month 3 months 12 months Total
Gutachten zu Forschung, Innovation und technologischer Leistungsfähigkeit Deutschlands 2013 0 0 0 0 0 0 0 39
Gutachten zur Forschung, Innovation und technologischer Leistungsfähigkeit Deutschlands 2012 0 0 0 0 1 1 1 35
Total Books 0 0 0 0 1 1 1 74


Chapter File Downloads Abstract Views
Last month 3 months 12 months Total Last month 3 months 12 months Total
A research programme for improving forecasts of patent filings 0 0 0 0 0 0 0 2
Comments 0 0 0 1 0 0 0 7
Investment, R&D and Financial Constraints in Britain and Germany 0 0 0 0 1 4 9 404
Prospects for Improving US Patent Quality via Postgrant Opposition 0 0 0 32 4 5 6 194
Total Chapters 0 0 0 33 5 9 15 607


Statistics updated 2025-12-06