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USPTO Data Jan 1 1976 - Oct 13 2026
3 Patents
#47 in Zhubei
#3,309 in Taiwan
Richtek Technology Corpoation
Forward Citations = 9
7 inventors:
Richtek Technology Corpoation
% Expired Patents = 33.3
Forward Citations = 9
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7 inventors (with patents filed for the assignee):
Kuo-Chi Liu (1 out of 61 patents)
Ta-Yung Yang (1 out of 300 patents)
Jwin-Yen Guo (1 out of 14 patents)
4. Liang-Pin Tai (1 out of 45 patents)
5. Ching-Hsiang Yang (1 out of 10 patents)
6. Tsai-Fu Chang (1 out of 5 patents)
7. Chung-Lung Pai (1 out of 38 patents)
3 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Richtek Technology Corpoation. Retrieved from https://idiyas.com/company/richtek-technology-corporation
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]
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]