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:
Jul. 14, 2026
Filed:
Sep. 21, 2023
Applicant:
Wisconsin Alumni Research Foundation, Madison, WI (US);
Inventors:
Chirag Gupta, Madison, WI (US);
Shubhra S. Pasayat, Middleton, WI (US);
Daniel Ludois, Middleton, WI (US);
Assignee:
Wisconsin Alumni Research Foundation, Madison, WI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 1/08 (2006.01);
U.S. Cl.
CPC ...
H02M 1/08 (2013.01);
Abstract
A drive system suitable for motors and the like employs bidirectional FETs with active gate current sourcing and sinking to eliminate series diode losses. In one embodiment, the bidirectional FETs have floating field plates that can be dynamically biased according to device polarity.
Gupta, Chirag. (2026). High-efficiency drive circuit and bidirectional fet (U.S. Patent No. 12683482). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12683482
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile