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:
Feb. 20, 1990
Filed:
May. 17, 1988
Applicant:
Inventors:
Takahiro Hiramoto, Itami, JP;
Gourab Majumdar, Itami, JP;
Assignee:
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H03K / ; H03K / ;
U.S. Cl.
CPC ...
307570 ; 307300 ; 307315 ;
Abstract
The drive circuit for driving a cascode bipolar MOS circuit (1) has a bipolar transistor (21) coupled to a bipolar transistor (11) in the bipolar MOS circuit (1) through a Darlington connection. A base current for the bipolar transistor (11) is supplied through the other bipolar transistor (21), without a transformer.
Hiramoto, Takahiro. (1990). Drive circuit for driving cascode bipolar-mos circuit (U.S. Patent No. 4902921). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4902921
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile