Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Hung-Chen Yu — 2 Patents

UMUnited Microelectronics: 2 patents #1,942 of 4,560Top 45%
Overall (All Time): #2,212,748 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6374832 Waferless seasoning process Yu C. Chow, Wen-Hua Cheng, Chih-Ming Chi 2002-04-23
6146971 Process for forming a shallow trench isolation structure Chun-Lung Chen, Hsi-Mao Hsiao, Tzung-Han Lee 2000-11-14