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:
Oct. 06, 2026
Filed:
Sep. 05, 2024
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventor:
Takashi Okada, Saitama, JP;
Assignee:
CANON KABUSHIKI KAISHA, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 13/00 (2006.01); G02B 9/62 (2006.01); G02B 27/42 (2006.01); G02B 1/00 (2006.01); G02B 5/18 (2006.01);
U.S. Cl.
CPC ...
G02B 13/0045 (2013.01); G02B 9/62 (2013.01); G02B 13/0055 (2013.01); G02B 27/4205 (2013.01); G02B 1/002 (2013.01); G02B 5/1895 (2013.01);
Abstract
An imaging optical system includes an imaging lens, and an optical element disposed on an image side of the imaging lens. At least one surface of the optical element is a diffractive surface with a controlled wavelength dispersion characteristic. Predetermined inequalities are satisfied.
Okada, Takashi. (2026). Imaging optical system and image pickup apparatus having the same (U.S. Patent No. 12754399). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12754399
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile