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.

Date of Patent:
Apr. 11, 2023

Filed:

May. 20, 2022
Applicant:

Neilsen-kuljian, Inc., San Jose, CA (US);

Inventors:

Huy D. Nguyen, Tracy, CA (US);

Tom Lik-Chung Lee, San Jose, CA (US);

Assignee:

NEILSEN-KULJIAN, INC., San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02H 3/34 (2006.01); H02H 3/10 (2006.01); G01R 31/08 (2020.01); H02H 7/26 (2006.01);
U.S. Cl.
CPC ...
H02H 3/34 (2013.01); G01R 31/08 (2013.01); H02H 3/105 (2013.01); H02H 7/26 (2013.01);
Abstract

A multiphase ground fault circuit interrupter includes a first phase power line input, a second phase power line input, a third phase power line input, a neutral line input, a controller circuit having a relay control output, a first phase latching relay having a first phase switch input coupled to the first phase power line input and a first phase relay control input coupled to the relay control output of the controller circuit, a sensor having a core and a sensor pickup coupled to the controller circuit, and a first phase load wire coupled to a first phase switch output of the first phase latching relay and passed through the core.


Find Patent Forward Citations

Nguyen, Huy. (2023). Multiphase ground fault circuit interrupter (U.S. Patent No. 11626720). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11626720

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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