Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Chih-Han CHEN — 1 Patent

UMUnited Microelectronics: 1 patents #2,686 of 4,560Top 60%
Tainan, TW: #2,811 of 4,566 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Chih-Han CHEN has been granted 1 US patent while listed as an inventor at United Microelectronics. All of these patents were granted in 2018. Chih-Han CHEN ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Chih-Han CHEN in Tainan, TW.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10134744 Semiconductor memory device Wei-Chi Chen, Ching-Yun Chang, Ming-Shing Chen, Chao-Hsien Wu, Chia-Hui Hwang +1 more 2018-11-20 $174,000