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USPTO Patent Rankings Data through Sept 30, 2025
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Tun-Jen Cheng — 4 Patents

UMUnited Microelectronics: 4 patents #1,253 of 4,560Top 30%
Overall (All Time): #1,183,631 of 4,157,543Top 30%
4 Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10008573 High-voltage metal-oxide-semiconductor transistor device Shih-Yin Hsiao, Hsuan-Kai Chen 2018-06-26
9929056 Method for forming gate structures in different operation voltages Te-Chiu Tsai, Shih-Yin Hsiao, Ching-Wei Teng, Hung-Yi Tsai, Shan-Shi Huang 2018-03-27
9570451 Method to form semiconductor devices Shih-Yin Hsiao, Ching-Chung Yang 2017-02-14
7719076 High-voltage MOS transistor device Shih-Ming Shu, Chih-Jen Huang, Chao-Yuan Su 2010-05-18