US Patent 7728556 Semiconductor device for protecting rechargeable battery
Patent 7728556 was granted and assigned to RICOH COMPANY,LTD. on June, 2010 by the United States Patent and Trademark Office.
Is a
Date Filed
July 31, 2006
Date of Patent
June 1, 2010
Patent Application Number
11496863
Patent Inventor Names
Akihiko Fujiwara
0
Koichi Yano
0
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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