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:
Mar. 20, 1990
Filed:
Sep. 08, 1988
Applicant:
Inventors:
Kazuo Fujibayashi, Kawasaki, JP;
Makoto Sekita, Higashiyamoto, JP;
Masaharu Suzuki, Kawasaki, JP;
Masatake Kato, Kunitachi, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B / ;
U.S. Cl.
CPC ...
354225 ; 3542891 ; 352171 ;
Abstract
A single reflex type electronic camera includes an imaging lens unit and five reflecting units beyond an image formed by an objective, and a finder optical system wherein an image can be observed with a high finder magnification and at a position easy to observe similar to that found in a single reflex camera using silver salt films.
Fujibayashi, Kazuo. (1990). Finder optical system (U.S. Patent No. 4910545). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4910545
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