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:
Sep. 16, 1986
Filed:
Feb. 13, 1985
Applicant:
Inventor:
Shinichi Matsuyama, Kanagawa, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G03B / ;
U.S. Cl.
CPC ...
354484 ; 3542341 ;
Abstract
A voltage detecting device for a camera for detecting whether or not the voltage of a power source has a prescribed value or a value higher than the prescribed value. A device which makes intermittent voltage detections after the leader screen of a shutter starts running and terminates the voltage detecting action as the follower screen of the shutter runs.
Matsuyama, Shinichi. (1986). Voltage detecting device (U.S. Patent No. 4611898). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4611898
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile