Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
WC

Wei-Chi Cheng — 20 Patents

UMUnited Microelectronics: 20 patents #284 of 4,560Top 7%
Kaohsiung, TW: #187 of 2,441 inventorsTop 8%
Overall (All Time): #214,803 of 4,157,543Top 6%
20 Patents All Time
Wei-Chi Cheng has been granted 20 US patents while listed as an inventor at United Microelectronics. The first was granted in 2014 and the most recent in June 2025. Wei-Chi Cheng ranks #214,803 of 4,157,543 US inventors in our database (top 5.2%). Patent records list Wei-Chi Cheng in Kaohsiung, TW.

Patents per Year

Patents granted per year, 2014 to 2025Bar chart with a peak of 4 patents in 2017.peak 42014: 1 patents20142015: 2 patents20152016: 2 patents20162017: 4 patents20172018: 4 patents20182020: 3 patents20202021: 2 patents20212024: 1 patents20242025: 1 patents2025

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12328922 Semiconductor device and method for fabricating the same Chih-Kai Hsu, Ssu-I Fu, Yu-Hsiang Hung, Jyh-Shyang Jenq 2025-06-10
11948975 Semiconductor device and method for fabricating the same Chih-Kai Hsu, Ssu-I Fu, Yu-Hsiang Hung, Jyh-Shyang Jenq 2024-04-02 $921,000
11189695 Semiconductor device and method for fabricating the same Chih-Kai Hsu, Ssu-I Fu, Yu-Hsiang Hung, Jyh-Shyang Jenq 2021-11-30 $3,285,000
10978398 Semiconductor device and method for fabricating the same Chih-Kai Hsu, Yu-Hsiang Hung, Ssu-I Fu, Jyh-Shyang Jenq 2021-04-13 $1,335,000
10566285 Semiconductor device and method for fabricating the same Chih-Kai Hsu, Yu-Hsiang Hung, Ssu-I Fu, Jyh-Shyang Jenq 2020-02-18 $205,000
10546922 Method for fabricating cap layer on an epitaxial layer Chih-Kai Hsu, Ssu-I Fu, Yu-Hsiang Hung, Jyh-Shyang Jenq, Tsung-Mu Yang 2020-01-28 $460,000
10541304 Method for fabricating semiconductor device Chih-Kai Hsu, Ssu-I Fu, Yu-Hsiang Hung, Jyh-Shyang Jenq 2020-01-21 $642,000
10062604 Semiconductor device and method for fabricating the same Ching-Yu Chang, Ssu-I Fu, Yu-Hsiang Hung, Chih-Kai Hsu, Jyh-Shyang Jenq 2018-08-28 $195,000
10008569 Semiconductor device and method for fabricating the same Chih-Kai Hsu, Ssu-I Fu, Yu-Hsiang Hung, Jyh-Shyang Jenq 2018-06-26 $240,000
9929234 Semiconductor device having a cap layer with V-shape Chih-Kai Hsu, Ssu-I Fu, Yu-Hsiang Hung, Jyh-Shyang Jenq, Tsung-Mu Yang 2018-03-27 $326,000
9916978 Method for fabricating a Fin field effect transistor (FinFET) Chih-Kai Hsu, Yu-Hsiang Hung, Ssu-I Fu, Jyh-Shyang Jenq, Chao-Hung Lin 2018-03-13 $1,338,000
9847398 Semiconductor device with gate structure having dielectric layer on one side and contact plug on the other side Yu-Hsiang Hung, Chih-Kai Hsu, Ssu-I Fu, Jyh-Shyang Jenq 2017-12-19 $196,000
9735047 Semiconductor device and method for fabricating the same Ching-Yu Chang, Ssu-I Fu, Yu-Hsiang Hung, Chih-Kai Hsu, Jyh-Shyang Jenq 2017-08-15 $503,000
9711394 Method for cleaning the surface of an epitaxial layer in openings of semiconductor device Yu-Hsiang Hung, Ssu-I Fu, Chih-Kai Hsu, Jyh-Shyang Jenq 2017-07-18 $364,000
9685385 Method of fabricating semiconductor device Yu-Hsiang Hung, Ssu-I Fu, Chih-Kai Hsu, Jyh-Shyang Jenq 2017-06-20 $154,000
9431256 Semiconductor device and manufacturing method thereof Cheng-Yuan Hsu, Zhen Chen, Chi Ren, Ching-Long Tsai, Ping-Yin Liu 2016-08-30 $253,000
9401280 Semiconductor process Duan Quan Liao, Yikun Chen, Ching Hwa Tey, Xiao Zhong Zhu 2016-07-26 $204,000
9111796 Semiconductor structure and layout structure for memory devices Zhen Chen, Shen-De Wang, Yi-Shan Chiu 2015-08-18 $395,000
9023726 Method of fabricating semiconductor device Ming Xu, Duan Quan Liao, Yikun Chen, Ching Hwa Tey 2015-05-05 $332,000
8921913 Floating gate forming process Cheng-Yuan Hsu, Zhaobing Li, Chi Ren, Ching-Long Tsai 2014-12-30 $171,000