Christian Helmers

Santa Clara University - Department of Economics

Assistant Professor

500 El Camino Real

Santa Clara, CA 95053

United States

  • Santa Clara University - Department of Economics

SCHOLARLY PAPERS

14

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3,841

TOTAL CITATIONS
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Top 25,050

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82

Scholarly Papers (14)

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1.

Patent Litigation in the UK

LSE Legal Studies Working Paper No. 12/2012
Number of pages: 47 Posted: 25 Oct 2012
Christian Helmers and Luke McDonagh
Santa Clara University - Department of Economics and LSE Law
Downloads 741 (73,717)
Citation 5

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patent litigation, UK

2.

A Study of Patent Thickets

Downloads 306 (96,117)
Citation 8

A Study of Patent Thickets

Intellectual Property Office Research Paper No. 2
Number of pages: 81 Posted: 19 Jul 2014
Bronwyn H. Hall, Christian Helmers, Georg von Graevenitz and Chiara Rosazza Bondibene
University of California at Berkeley, Santa Clara University - Department of Economics, Queen Mary, School of Business and Management and University of London - School of Economics & Finance
Downloads 306 (209,544)
Citation 8

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Patents, thickets

3.

Patent Litigation in Europe

ZEW - Centre for European Economic Research Discussion Paper No. 13-072
Number of pages: 70 Posted: 10 Oct 2013
Katrin Cremers, Maximilian Ernicke, Fabian Gaessler, Dietmar Harhoff, Christian Helmers, Luke McDonagh, Paula Schliessler and Nicolas van Zeebroeck
Center for European Economic Research (ZEW), Heinrich Heine University Dusseldorf, Max Planck Institute for Innovation and Competition, Ludwig Maximilian University of Munich (LMU) - Institute for Innovation Research, Technology Management and Entrepreneurship (INNO-tec), Santa Clara University - Department of Economics, LSE Law, ZEW – Leibniz Centre for European Economic Research and Université Libre de Bruxelles, Solvay Brussels School of Economics and Management, iCite
Downloads 447 (138,681)
Citation 32

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Patent litigation, Europe

4.

The Effect of Patent Litigation Insurance: Theory and Evidence from NPEs

Downloads 318 (150,322)
Citation 1

The Effect of Patent Litigation Insurance: Theory and Evidence from NPEs

The Journal of Law, Economics, & Organization, vol. 38, no. 3 (November 2022): 741–73.
Number of pages: 61 Posted: 29 Nov 2018 Last Revised: 19 Oct 2022
Bernhard Ganglmair, Christian Helmers and Brian J. Love
ZEW – Leibniz Centre for European Economic Research - Junior Research Group Competition and Innovation, Santa Clara University - Department of Economics and Santa Clara University - School of Law
Downloads 318 (200,928)
Citation 1

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NPEs, patents, insurance, litigation

5.

Trolls at the High Court?

LSE Legal Studies Working Paper No. 13/2012
Number of pages: 33 Posted: 25 Oct 2012 Last Revised: 02 Jan 2015
Christian Helmers and Luke McDonagh
Santa Clara University - Department of Economics and LSE Law
Downloads 412 (152,373)
Citation 4

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6.

Does Online Search Predict Sales? Evidence from Big Data for Car Markets in Germany and the UK

CGR Working Paper series, 2016
Number of pages: 43 Posted: 31 Aug 2016
Georg von Graevenitz, Christian Helmers, Valentine Millot and Oliver Turnbull
Queen Mary, School of Business and Management, Santa Clara University - Department of Economics, Organization for Economic Cooperation and Development (OECD), Economics Department and University of Bristol
Downloads 409 (153,686)
Citation 3

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Online search, Google Trends, Serial correlation, Non-stationarity, Common Correlated Effects, Large Panels

7.

Green Technology Diffusion: A Post-Mortem Analysis of the Eco-Patent Commons

Downloads 192 (284,621)

Green Technology Diffusion: A Post-Mortem Analysis of the Eco-Patent Commons

Max Planck Institute for Innovation & Competition Research Paper No. 19-02, University of Utah College of Law Research Paper No. 297
Number of pages: 32 Posted: 16 Jan 2019 Last Revised: 02 Feb 2019
Jorge L. Contreras, Bronwyn H. Hall and Christian Helmers
University of Utah - S.J. Quinney College of Law, University of California at Berkeley and Santa Clara University - Department of Economics
Downloads 192 (333,566)

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patent commons, patent pledge, green technology, eco-patent, diffusion, climate change

8.

The Impact of International Patent Systems: Evidence from Accession to the European Patent Convention

Downloads 184 (302,388)

The Impact of International Patent Systems: Evidence from Accession to the European Patent Convention

Max Planck Institute for Innovation & Competition Research Paper No. 18-03
Number of pages: 48 Posted: 18 Jan 2018 Last Revised: 06 Feb 2018
Bronwyn H. Hall and Christian Helmers
University of California at Berkeley and Santa Clara University - Department of Economics
Downloads 184 (347,118)

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European Patent Convention, accession, patents

9.

Are Joint Patents Collusive? Evidence from the US and Europe

TILEC Discussion Paper No. 2012-035, U. of St. Gallen Law & Economics Working Paper No. 2013-15
Number of pages: 33 Posted: 20 Oct 2012
Andrea Fosfuri, Christian Helmers and Catherine Roux
Charles III University of Madrid - Department of Business Administration, Santa Clara University - Department of Economics and University of Basel
Downloads 210 (307,853)
Citation 4

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Joint patents, Property rights, R&D cooperation, Licensing

10.

The Use of Alternatives to Patents and Limits to Incentives

Intellectual Property Office Research Paper No. 2012/21
Number of pages: 138 Posted: 04 Jan 2016
Mark Rogers, Christian Helmers, Bronwyn H. Hall and Vania Sena
University of Oxford, Harris Manchester College, Santa Clara University - Department of Economics, University of California at Berkeley and University of Essex
Downloads 208 (310,688)

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11.

The Role of Patent Protection in (Clean/Green) Technology Transfer

NBER Working Paper No. w16323
Number of pages: 37 Posted: 07 Sep 2010 Last Revised: 06 Feb 2023
Bronwyn H. Hall and Christian Helmers
University of California at Berkeley and Santa Clara University - Department of Economics
Downloads 129 (468,493)
Citation 1

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12.

Innovation and Diffusion of Clean/Green Technology: Can Patent Commons Help?

NBER Working Paper No. w16920
Number of pages: 48 Posted: 04 Apr 2011 Last Revised: 27 Mar 2022
Bronwyn H. Hall and Christian Helmers
University of California at Berkeley and Santa Clara University - Department of Economics
Downloads 108 (536,541)
Citation 16

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13.

Business R&D Expenditure and Capital in Europe

EIB Papers, Vol. 14, No. 1, pp. 36-61, 2009
Number of pages: 26 Posted: 23 Apr 2011 Last Revised: 04 May 2011
Christian Helmers, Christian Schulte and Hubert Strauss
Santa Clara University - Department of Economics, Ludwig Maximilian University of Munich (LMU) - Munich Graduate School of Economics (MGSE) and European Investment Bank
Downloads 96 (582,813)
Citation 4

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R&D capital stock, R&D expenditure, tangible capital stock, R&D intensity, high-tech manufacturing

14.

Trade Mark Cluttering: An Exploratory Report

Intellectual Property Office Research Paper No. 2012/11
Number of pages: 60 Posted: 04 Jan 2016
Georg von Graevenitz, Christine Greenhalgh, Christian Helmers and Philipp Schautschick
University College London - Centre for Economic Learning and Social Evolution (ELSE), University of Oxford - Department of Economics, Santa Clara University - Department of Economics and Max Planck Institute for Intellectual Property and Competition Law
Downloads 81 (646,573)
Citation 4

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Other Papers (1)

Total Downloads: 18
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1.

The Effect of Patent Litigation Insurance: Evidence from NPEs

Number of pages: 57 Posted: 14 Jun 2018
Bernhard Ganglmair, Christian Helmers and Brian J. Love
ZEW – Leibniz Centre for European Economic Research - Junior Research Group Competition and Innovation, Santa Clara University - Department of Economics and Santa Clara University - School of Law
Downloads 18

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NPEs, patents, insurance, litigation