Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
YC

Ya Hui Chang

TSMC: 5 patents #599 of 3,957Top 20%
Overall (2025): #19,056 of 469,880Top 5%
5
Patents 2025

Issued Patents 2025

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
12354873 System and method for multiple step directional patterning Chih-Kai Yang, Yu-Tien Shen, Hsiang-Ming CHANG, Chun-Yen Chang, Wei-Ting Chien +2 more 2025-07-08
12347681 Method of forming a semiconductor device Chia-Cheng Chen, Chun-Hung Wu, Liang-Yin Chen, Huicheng Chang, Yee-Chia Yeo +3 more 2025-07-01
12334342 Pattern fidelity enhancement Yu-Tien Shen, Ya-Wen Yeh, Wei-Liang Lin, Yung-Sung Yen, Wei-Hao Wu +3 more 2025-06-17
12287575 Photoresist and method of formation and use Keng-Chu Lin, Joung-Wei Liou, Cheng-Han Wu 2025-04-29
12265332 Method of manufacturing a semiconductor device Yu-Tse LAI, Minfeng Chen 2025-04-01