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:
Apr. 21, 2026
Filed:
Dec. 06, 2023
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventor:
Kazue Uchida, Tochigi, JP;
Assignee:
CANON KABUSHIKI KAISHA, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/08 (2006.01);
U.S. Cl.
CPC ...
G02B 5/0833 (2013.01);
Abstract
An optical element for an imaging optical system includes a substrate including a curved surface, and a multilayer film formed on the curved surface. The multilayer film includes a plurality of first films made of a first material and a plurality of second films made of a second material, each of the plurality of first films and each of the plurality of second films are alternately laminated. A predetermined inequality is satisfied.
Uchida, Kazue. (2026). Optical element, imaging optical system, and optical apparatus (U.S. Patent No. 12607784). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12607784
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile