Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
CT

Ching-Hsiung Tsai

DEDelta Electronics: 27 patents #30 of 2,746Top 2%
Overall (All Time): #126,400 of 4,157,543Top 4%
29 Patents All Time

Issued Patents All Time

Showing 26–29 of 29 patents

Patent #TitleCo-InventorsDate
7057366 Method for estimating load inertia and a system for controlling motor speed using inverse model Jia-Ming Wu 2006-06-06
6789023 Method of instant estimation of a load motor inertia Po-Ming Chen 2004-09-07
6632186 Massaging device for eliminating fat 2003-10-14
D384159 Air-massager 1997-09-23