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:
Feb. 20, 1990
Filed:
Nov. 23, 1988
Applicant:
Inventors:
Masafumi Kamikubota, Tokyo, JP;
Masamichi Sato, Tokyo, JP;
Assignee:
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ;
U.S. Cl.
CPC ...
354 76 ; 354219 ;
Abstract
A camera having checking function in which part of a light beam passing through the conjugate system of the camera lens unit is taken out. The light beam taken is passed through a focusing optical system to focus an optical image on an imaging device, and the imaging device outputs a picture signal corresponding to the optical image focused.
Kamikubota, Masafumi. (1990). Camera having checking function (U.S. Patent No. 4903056). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4903056
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