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:
Oct. 17, 2023
Filed:
Dec. 04, 2020
Applicant:
Ablic Inc., Tokyo, JP;
Inventor:
Tsutomu Tomioka, Tokyo, JP;
Assignee:
ABLIC, Inc., Nagano, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 27/02 (2006.01); H02H 9/04 (2006.01);
U.S. Cl.
CPC ...
H01L 27/0292 (2013.01); H01L 27/0255 (2013.01); H01L 27/0266 (2013.01); H01L 27/0281 (2013.01); H01L 27/0288 (2013.01); H02H 9/046 (2013.01);
Abstract
An electrostatic protection circuit and a semiconductor device include: a first diode whose anode is connected to a signal terminal; a second diode whose cathode is connected to a cathode of the first diode and whose anode is connected to a GND terminal; and a depletion type MOS transistor connected in parallel with the first diode.
Tomioka, Tsutomu. (2023). Electrostatic protection circuit and semiconductor device (U.S. Patent No. 11791330). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11791330
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile