Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Man-Chi Chang — 1 Patent in 2018

Taichung, TW: #375 of 1,124 inventorsTop 35%
Overall (2018): #323,853 of 503,207Top 65%
1 Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9868195 Hand tool assembly 2018-01-16