Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Yu-Chan Chen — 1 Patent

DEDelta Electronics: 1 patents #1,366 of 2,746Top 50%
Daxi District, TW: #1,632 of 2,811 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Yu-Chan Chen has been granted 1 US patent while listed as an inventor at Delta Electronics. All of these patents were granted in 2008. Yu-Chan Chen ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Yu-Chan Chen in Daxi District, TW.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7439838 Transformers and winding units thereof Kai-Yuan Cheng, I-Chi Cheng, Hsin-Wei Tsai, Wen-Pin Feng, Heng-Cheng Chou +2 more 2008-10-21