The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 05, 2025
Filed:
Mar. 25, 2022
Applicant:
Fujifilm Corporation, Tokyo, JP;
Inventor:
Tomonari Masuzawa, Saitama, JP;
Assignee:
FUJIFILM Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 7/02 (2021.01); G02B 13/16 (2006.01); G02B 13/18 (2006.01); B60K 35/00 (2024.01); B60K 35/23 (2024.01); G02B 27/01 (2006.01);
U.S. Cl.
CPC ...
G02B 7/028 (2013.01); G02B 13/16 (2013.01); G02B 13/18 (2013.01); B60K 35/00 (2013.01); B60K 35/23 (2024.01); B60K 2360/29 (2024.01); B60K 2360/40 (2024.01); G02B 27/0101 (2013.01);
Abstract
A projection lens includes a lens that is made of a resin, a first holding frame that holds the lens, and a second holding frame that is not in contact with the lens and holds the first holding frame; and a thermal expansion coefficient of the first holding frame is higher than a thermal expansion coefficient of the second holding frame.
Masuzawa, Tomonari. (2025). Projection lens and projection device (U.S. Patent No. 12379568). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12379568
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile