Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Douk-Hyoun Ryu — 2 Patents in 2021

UMUnited Microelectronics: 2 patents #125 of 616Top 25%
San Jose, CA: #1,570 of 6,693 inventorsTop 25%
California: #13,721 of 66,859 inventorsTop 25%
Overall (2021): #165,648 of 548,734Top 35%
2 Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11114180 Non-volatile memory device Chi-Shun Lin, Ngatik Cheung, Ming-Huei Shieh, Chuen-Der Lien 2021-09-07 $2,947,000
10930346 Resistive memory with self-termination control function and self-termination control method Chi-Shun Lin 2021-02-23 $3,401,000