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:
Jan. 26, 1999
Filed:
Nov. 08, 1993
Applicant:
Inventor:
Kazuo Matsuzaki, Kawasaki, JP;
Assignee:
Fuji Electric Co., Ltd., Kawasaki, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L / ; H01L / ; G11C / ; G11C / ;
U.S. Cl.
CPC ...
257924 ; 257724 ; 365229 ; 365226 ; 365 63 ;
Abstract
A battery mounted integrated circuit device comprises a semiconductor chip in which an integrated circuit including a plurality of power receiving circuits with different operating voltages is formed; a thin film laminated battery made of a solid electrolytic film mounted on the semiconductor chip for producing a plurality of voltages; and a power source switch incorporated in said integrated circuit for connecting said battery to the power receiving circuits to supply the plurality of voltages from the battery to the power receiving circuits on demand.