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USPTO Patent Rankings Data through Sept 30, 2025
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A-Ming Chang — 1 Patent in 2018

PEPrimax Electronics: 1 patents #33 of 55Top 60%
Overall (2018): #501,566 of 503,207Top 100%
1 Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10108276 Mouse device Shi-Jie Zhang, Chih-Feng Chien, Ying-Che Tseng 2018-10-23