Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Chia-Lung Chang

FCFujian Jinhua Integrated Circuit Co.: 1 patents #28 of 81Top 35%
UMUnited Microelectronics: 1 patents #251 of 616Top 45%
Tainan, TW: #325 of 842 inventorsTop 40%
Overall (2021): #504,184 of 548,734Top 95%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10903328 Method for fabricating semiconductor device Po-Chun Chen, Yi-Wei Chen, Wei-Hsin Liu, Han-Yung Tsai 2021-01-26