Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Chang-Chih Chen — 3 Patents in 2017

PEPhison Electronics: 2 patents #8 of 52Top 20%
MCMicrojet Technology Co.: 1 patents #1 of 12Top 9%
Hengshan, GA: #1 of 3 inventorsTop 35%
Overall (2017): #83,815 of 506,227Top 20%
3 Patents 2017

Issued Patents 2017

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9601887 Switching module and electronic device Hung-I Chung, Hung-En Huang 2017-03-21
9586365 Powder recycling system Chih-Kai Chen, Kwo-Yuan Shi, Chi-Feng Huang 2017-03-07
9585272 Storage device Hung-I Chung 2017-02-28