David J. Johnson

Ph.D. (Physics)
Patent Agent (Can/US)
Senior Shareholder

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David Johnson is a senior shareholder who lives in Winnipeg and leads our Manitoba practice at Perry + Currier. David exemplifies PCK’s culture of professionals who combine experience in industry and professional practice. In industry, David was a Vice President of a flat panel display company and is a named inventor on several of its patents. In the latter years, his work transitioned from inventor to commercialization, liaising with several large Asian companies, structuring business arrangements and overseeing technology transfer initiatives. David’s industry experience includes several years of helping to develop and commercialize the patent portfolio of a major telecommunications carrier. In professional practice, David has drafted and prosecuted hundreds of applications worldwide across a wide range of technologies, including magnetic machines, software, embedded systems, VoIP, mobility, security applications, vacuum processes, materials science, thin films, medical devices and optics.

David holds a Ph.D. in Physics from Queen’s University, where his research focused on fabricating ultra-thin films using novel deposition techniques. David also held post-doctoral Humboldt, NSERC and Eastburn Fellowships, and investigated the solid-state properties of hard materials. His physics background makes David extremely adaptable across a wide range of technologies, while his industry experience keeps his work practically focused on the business objectives of PCK’s clients.

David is a Recommended Patent Agent, Who’s Who Legal, Canada, 2022.


Doctor of Philosophy, Physics, Queen’s University
Master of Science, Physics, Queen’s University
Bachelor of Science, Physics & Applied Math, University of Winnipeg


Eastburn Fellowship, 1996
Alexander von Humboldt Research Fellowship, 1994
Natural Sciences and Engineering Research Council of Canada Post-Doctoral Fellowship, 1994
Chancellor’s Gold Medal for Highest Standing in Science, University of Winnipeg, 1987
University Gold Medal in Physics, University of Winnipeg, 1987


Intellectual Property Owners Association (IPO)
International Trademark Association (INTA)
College of Patent Agents and Trademark Agents (CPATA)
Intellectual Property Institute of Canada, Associate Member (IPIC)
Licensing Executive Society (LES)
American Intellectual Property Law Association (AIPLA)