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:
Jul. 15, 2025
Filed:
Dec. 29, 2022
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventor:
Kohei Kimura, Saitama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 15/14 (2006.01); G02B 15/177 (2006.01);
U.S. Cl.
CPC ...
G02B 15/144507 (2019.08); G02B 15/143503 (2019.08); G02B 15/145507 (2019.08); G02B 15/177 (2013.01);
Abstract
A zoom lens includes a plurality of lens units. The plurality of lens units consist of, in order from an object side to an image side, a first lens unit having a negative refractive power, a middle group including one or more lens units, and a final lens unit having a negative refractive power. Each distance between adjacent lens units changes during zooming. The first lens unit includes at least three negative lenses. Predetermined conditions are satisfied.
Kimura, Kohei. (2025). Zoom lens and image pickup apparatus having the same (U.S. Patent No. 12360349). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12360349
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile