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:
May. 15, 2001
Filed:
Jun. 30, 1994
Applicant:
Inventors:
Koji Sakui, Tokyo, JP;
Takehiro Hasegawa, Yokohama, JP;
Shigeyoshi Watanabe, Yokohama, JP;
Fujio Masuoka, Yokohama, JP;
Tsuneaki Fuse, Tokyo, JP;
Toshiki Seshita, Kawasaki, JP;
Seiichi Aritome, Yokohama, JP;
Akihiro Nitayama, Kawasaki, JP;
Fumio Horiguchi, Tokyo, JP;
Assignee:
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Primary Examiner:
Int. Cl.
CPC ...
H03K 1/7687 ;
U.S. Cl.
CPC ...
H03K 1/7687 ;
Abstract
A semiconductor device includes a bipolar transistor whose emitter-collector voltage is set to satisfy a condition I,<I,according to a voltage applied across a base and emitter where I,is the base current flowing through a base-emitter path in a forward direction, and I,is the base current flowing through a collector-base path in a reverse direction.