E. Energy Technology Limited

Calculating rank

USPTO Granted Patents = 1

% Expired Patents = 100.0

Forward Citations = 5

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4 inventors (with patents filed for the assignee):

Shu Yuen Ron Hui (1 out of 74 patents)

Pak Chuen Tang (1 out of 1 patent)

Yiu Hung Lam (1 out of 1 patent)

4. Shu Hung Chung (1 out of 1 patent)

1 patent: Sort by Forward Citations

1. 7304439 - Phase-controlled dimmable electronic ballasts for fluorescent lamps with very wide dimming range (2007-12-04),

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USPTO Data Jan 1 1976 - Nov 10 2026

1 Patents

#1,848 in Hong Kong

#18,936 in China

Hong Kong, China

E. Energy Technology Limited

Forward Citations = 5

4 inventors:

Shu Yuen Ron Hui (1 out of 74 patents)

Pak Chuen Tang (1 out of 1 patent)

Yiu Hung Lam (1 out of 1 patent)

4. Shu Hung Chung (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: E. Energy Technology Limited. Retrieved from https://idiyas.com/company/e-energy-technology

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]