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. 02, 1997
Filed:
Sep. 13, 1995
Applicant:
Inventor:
Makoto Hinohara, Tokyo, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M / ; H02T / ;
U.S. Cl.
CPC ...
320 31 ; 320 32 ; 320 48 ;
Abstract
A secondary battery is charged to a full charge state without overcharging. A current detection circuit detects a charging current state supplied to the battery to control the turn-on and the turn-off of a switch in accordance with an output of the current detection circuit to control the application of the charging current to the battery.
Hinohara, Makoto. (1997). Battery charger which detects the battery charging status (U.S. Patent No. 5663629). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5663629
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile