Forward Citations = 8

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6 inventors (with patents filed for the assignee):

Neal George Stewart (1 out of 28 patents)

Wing Ling Cheng (1 out of 24 patents)

James D Puckett (1 out of 2 patents)

4. J Michael Pearson (1 out of 1 patent)

5. Paul E Russell (1 out of 1 patent)

6. Edward K Weiss (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 9148058 - High frequency series AC voltage regulator (2015-09-29),

2. 5535087 - Circuit for reducing effects of transient events on electronic equipment (1996-07-09),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

2 Patents

#1,196 in Hong Kong

#11,632 in China

Hong Kong, China

Power Quality Engineering Limited

Forward Citations = 8

6 inventors:

Neal George Stewart (1 out of 28 patents)

Wing Ling Cheng (1 out of 24 patents)

James D Puckett (1 out of 2 patents)

4. J Michael Pearson (1 out of 1 patent)

5. Paul E Russell (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Power Quality Engineering Limited. Retrieved from https://idiyas.com/company/power-quality-engineering

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]