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. 21, 2000
Filed:
Jul. 20, 1998
Shoichi Toya, Mihara-gun, JP;
Toshiharu Kokuga, Tsuna-gun, JP;
Sanyo Electric Co., Ltd., Moriguchi, JP;
Abstract
A battery pack having at least one rechargeable battery and a secondary coil, which is electromagnetically coupled to a primary coil contained inside of a charging stand. The battery pack also includes a control circuit which controls electric power induced in the secondary coil for charging the rechargeable batteries. The secondary coil of the battery pack is positioned close to the bottom of a battery pack case with its center axis oriented along the elongated direction of the case. The charging stand contains the primary coil, which is located so as to be close to the secondary coil when the battery pack is mounted on the charging stand.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile