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. 19, 2026
Filed:
Jan. 16, 2024
Applicant:
Enphase Energy, Inc., Petaluma, CA (US);
Inventor:
Michael J. Harrison, Petaluma, CA (US);
Assignee:
Enphase Energy, Inc., Petaluma, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 15/18 (2006.01); G01R 19/25 (2006.01); H01F 27/42 (2006.01); H02M 1/00 (2007.01);
U.S. Cl.
CPC ...
H02M 1/0009 (2021.05); G01R 15/18 (2013.01); H01F 27/427 (2013.01); G01R 19/25 (2013.01);
Abstract
An apparatus configured for use with a microinverter of an energy management system is provided. For example, apparatus can comprise a cascaded current transformer configuration comprising a first current transformer having a first primary winding configured to couple to a secondary winding of a power transformer of the microinverter and having a first secondary winding coupled to a second primary winding of a second current transformer having a second secondary winding coupled to a measurement device configured to measure a current of the microinverter.