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

TSMC: 4 patents #764 of 3,957Top 20%
📍 Shanggongguan, TW: #5 of 21 inventorsTop 25%
Overall (2025): #38,707 of 469,880Top 9%
4
Patents 2025

Issued Patents 2025

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12356750 Deep trench isolation for cross-talk reduction Cheng Yu Huang, Wei-Chieh Chiang, Keng-Yu Chou, Chun-Hao Chuang, Wen-Hau Wu 2025-07-08
12278249 Wave guide filter for semiconductor imaging devices Cheng Yu Huang, Chun-Hao Chuang, Chien-Hsien Tseng, Kazuaki Hashimoto, Keng-Yu Chou +4 more 2025-04-15
12211871 Image sensor with scattering structure Cheng Yu Huang, Chun-Hao Chuang, Keng-Yu Chou, Wei-Chieh Chiang, Wen-Hau Wu 2025-01-28
12199128 Wavelength tunable narrow band filter Cheng Yu Huang, Chun-Hao Chuang, Kazuaki Hashimoto, Keng-Yu Chou, Wei-Chieh Chiang +1 more 2025-01-14