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USPTO Patent Rankings Data through Sept 30, 2025
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Chihchang Chen — 1 Patent

DEDelta Electronics: 1 patents #1,366 of 2,746Top 50%
Ji'an, TW: #30 of 55 inventorsTop 55%
Overall (All Time): #3,390,630 of 4,157,543Top 85%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7243360 Method for reducing the altitudinal errors and run-out of a spindle motor and a slim-type spindle motor Jin-Juh Hsu, Jiansan Lin 2007-07-10