Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Chwan Chao Chen — 1 Patent

HMHoltek Microelectronics: 1 patents #16 of 54Top 30%
Hsinchu, TW: #8,923 of 13,380 inventorsTop 70%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Chwan Chao Chen has been granted 1 US patent while listed as an inventor at Holtek Microelectronics. All of these patents were granted in 1998. Chwan Chao Chen ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Chwan Chao Chen in Hsinchu, TW.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5776816 Nitride double etching for twin well align Chia-Chen Liu 1998-07-07