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USPTO Patent Rankings Data through Sept 30, 2025
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Chun-Nan Su — 4 Patents in 2020

PEPrimax Electronics: 4 patents #3 of 76Top 4%
Overall (2020): #57,667 of 565,922Top 15%
4 Patents 2020

Issued Patents 2020

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10705555 Roller module Chun-Che Wu, Chia-Yuan Chang 2020-07-07
10691227 Mouse device Yu-Chiang Lin, Pei-Luan Yen, Hsin-Ju Teng, Ting-Yu Liu, Cheng-Chih Hsieh 2020-06-23
10656673 Keyboard device Chun-Che Wu, Tsun-Han Wu 2020-05-19
10585501 Mouse with low friction roller module Yung-Ming Tsai, Chun-Che Wu 2020-03-10