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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Ching-Hsuan Chan — 1 Patent

UNUnknown: 4 patents #4,220 of 83,584Top 6%
LCLiving Fountain Plastic Industrial Co.: 1 patents #3 of 5Top 60%
Taichung, TW: #4,383 of 7,415 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Ching-Hsuan Chan has been granted 1 US patent while listed as an inventor at Unknown. All of these patents were granted in 2003. Ching-Hsuan Chan ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Ching-Hsuan Chan in Taichung, TW.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6536630 Structure for dispensing emulsion Ching-Chung Chan, Kun-Lung Tseng, Chin-Hsiang Chen 2003-03-25