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. 08, 1983
Filed:
May. 23, 1980
Applicant:
Inventors:
Akira Takahashi, Kawasaki, JP;
Shinichiro Koshiishi, Hino, JP;
Assignee:
Ricoh Company, Ltd., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ; G03B / ; G03B / ;
U.S. Cl.
CPC ...
354 33 ; 354 34 ; 354 51 ; 354 / ; 354 / ; 354127 ; 354133 ; 354139 ;
Abstract
The electric circuit for use with a camera is capable of controlling exposure and alarming camera vibrations and obviating wrong display of a camera vibration alarm means and improper operation of a shutter of the camera.
Takahashi, Akira. (1983). Electric circuits for use in camera (U.S. Patent No. 4375912). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4375912
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile