Power Efficiency Corporation

Calculating rank

USPTO Granted Patents = 3

% Expired Patents = 33.3

CIPO Patents = 1

Forward Citations = 35

Loading Chart...

3 inventors (with patents filed for the assignee):

George I Boyadjieff (2 out of 51 patents)

John J Hurst (1 out of 1 patent)

Nicholas Anderson (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 7911173 - Open loop method for controlling power (2011-03-22),

2. 7768221 - Method, system, and apparatus for controlling an electric motor (2010-08-03),

3. 5821726 - Balanced and synchronized phase detector for an AC induction motor (1998-10-13),

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

3 Patents

#192 in Ann Arbor, MI

#2,496 in Michigan

#73,929 in US

Ann Arbor, MI, United States of America

Power Efficiency Corporation

Forward Citations = 35

3 inventors:

George I Boyadjieff (2 out of 51 patents)

John J Hurst (1 out of 1 patent)

Nicholas Anderson (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Power Efficiency Corporation. Retrieved from https://idiyas.com/company/power-efficiency

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

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

1 patent (CIPO):

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]