TOPCon v. Back-Contact Solar Cells: The Technology Race Fueled by Patent Strategy, Enforcement and Licensing

April 27, 2026

Intellectual Asset Management (IAM)

Karthik Kumar and Abhinav Garg analyze the accelerating competition between TOPCon and back‑contact (BC) solar cell technologies, highlighting how portfolios, enforcement strategies, and licensing practices are shaping commercial outcomes. The article examines how stacked innovation and overlapping legacy patents are driving disputes over freedom to operate, while fast‑moving enforcement venues and strategic portfolio acquisitions increase litigation leverage. It considers the implications for manufacturers navigating technology transitions, consolidation, and cross‑licensing in an increasingly IP‑intensive renewable energy market. Click here to read more.

Originally printed in the Intellectual Asset Management on April 27, 2026. This article is for informational purposes, is not intended to constitute legal advice, and may be considered advertising under applicable state laws. This article is only the opinion of the authors and is not attributable to Finnegan, Henderson, Farabow, Garrett & Dunner, LLP, or the firm’s clients.