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:
Dec. 23, 1986
Filed:
Apr. 26, 1984
Applicant:
Inventor:
Masaharu Satoh, Nara, JP;
Assignee:
Sharp Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J / ;
U.S. Cl.
CPC ...
320 14 ; 307 66 ; 320 22 ; 320 39 ;
Abstract
A battery charging circuit comprises a first circuit provided for interrupting the power supplied to a load to rapid charge a secondary battery with an external power source, and a second circuit provided for enabling the power supplied to the load and charging the secondary battery with a trickle charge. A control circuit is provided for selectively activating the first circuit and the second circuit.
Satoh, Masaharu. (1986). Battery charging circuit for electronic apparatus (U.S. Patent No. 4631468). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4631468
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile