Tag Archives: Tamron 20-50mm f/2.8

Tamron 20-50mm f/2.8, 25-50mm f/2, and 28-75mm f/2.8-4 Patents Found

Overview [Publication Number] Japanese Patent Laid-Open No. 2021-196572 (Publication Number)P2021-196572A) ・ Similar patent: Japanese Patent Laid-Open No. 2021-196573 (P2021-196573A) ・ Similar patent: Japanese Patent Application Laid-Open No. 2021-196574 (P2021-196574A) [Publication date] December 27, 2021 [Title of the invention] Zoom lens and image pickup device [Application date] June 18, 2020 [Applicant] [Identification number] 000133227 [Name or […]

Posted in Patents | Also tagged , , | Leave a comment