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USPTO Data Jan 1 1976 - Oct 27 2026
19 Patents
#183 in
#1,554 in HK
#32,705 in the World
Main Power Electrical Factory Limited
Forward Citations = 274
14 inventors:
Main Power Electrical Factory Limited
Calculating rank
% Expired Patents = 31.6
EPO Patents = 1
Forward Citations = 274
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14 inventors (with patents filed for the assignee):
Kwok Kay Lee (5 out of 5 patents)
Jeffrey Graeme Wade (4 out of 4 patents)
William Kwok Kay Lee (3 out of 3 patents)
4. Mei Chee June Choi (2 out of 2 patents)
5. Bo Gao (2 out of 6 patents)
6. Chun Yu Liu (2 out of 2 patents)
7. Steven Wallace Ashworth (2 out of 2 patents)
8. He Dong (1 out of 1 patent)
9. Chun Kai Chan (1 out of 1 patent)
10. Ka Lok Joe Liu (1 out of 1 patent)
11. Ricky Yuen (1 out of 1 patent)
12. Lin Feng Wu (1 out of 1 patent)
13. Harjeet Singh (1 out of 1 patent)
14. Alex Ka Po Hui (1 out of 1 patent)
15. Hang Zhao (0 patent)
19 patents:
Company Overview
Main Power Electrical Factory Limited is a prominent manufacturer based in Hong Kong, specializing in the development and production of electrical and electronic components. The company focuses on delivering high-quality solutions for various industries, including consumer electronics, industrial automation, and renewable energy systems. With a commitment to innovation and excellence, Main Power is dedicated to advancing technology in electrical engineering, catering to both local and international markets.
Profile summary synthesized from public USPTO records and patent filings.
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Main Power Electrical Factory Limited. Retrieved from https://idiyas.com/company/main-power-electrical-factory
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]
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 (EPO):
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]