Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Chen Liu — 2 Patents

UMUnited Microelectronics: 1 patents #2,686 of 4,560Top 60%
Sunnyvale, CA: #8,082 of 14,302 inventorsTop 60%
California: #187,151 of 386,348 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Chen Liu has been granted 2 US patents while listed as an inventor at United Microelectronics. The first was granted in 2019 and the most recent in July 2025. Chen Liu ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Chen Liu in Sunnyvale, CA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12368606 Secure verification of physical unclonable function Jun Yu, Kaichuan Chang 2025-07-22
10366941 Package structure Yung-Fu Chang 2019-07-30 $211,000