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USPTO Patent Rankings Data through Dec 31, 2025
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Chen Ou — 2 Patents in 2023

EPEpistar: 2 patents #25 of 137Top 20%
Hsinchu, TW: #820 of 3,110 inventorsTop 30%
Overall (2023): #166,512 of 537,848Top 35%
2 Patents 2023

Issued Patents 2023

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11757077 Light-emitting device Hsin-Ying Wang, Chih-Hao Chen, Chien-Chih Liao, Chao-Hsing Chen, Wu-Tsung Lo +1 more 2023-09-12
11705545 Light-emitting device Hsin-Ying Wang, Chih-Hao Chen, Chien-Chih Liao, Chao-Hsing Chen, Wu-Tsung Lo +1 more 2023-07-18