CS

Cheng-Min Su

DE Darfon Electronics: 7 patents #26 of 225Top 15%
PE Primax Electronics: 2 patents #210 of 571Top 40%
Overall (All Time): #539,877 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12381358 Universal serial bus device Chien-Chang Chen 2025-08-05
11569046 Keyswitch with member and support devices Chin-Lung Chan, Hung-Chieh Lo 2023-01-31
11551889 Key switch Yu-Chih Chang, Chin-Lung Chan 2023-01-10
11551890 Keyswitch preventing lateral sliding Jin-Long Chan, Yu-Chih Chang 2023-01-10
11289284 Keyswitch structure Chin-Lung Chan, Yu-Chih Chang 2022-03-29
10984968 Keyswitch structure Chin-Lung Chan, Yu-Chih Chang 2021-04-20
10971314 Key switch Chih-Hsiang Chiang, Chin-Lung Chan, Yu-Chih Chang 2021-04-06
6523799 Adjustable-height stand 2003-02-25
6461002 Projector tilt adjust system comprising a latching mechanism for a height-adjusting system 2002-10-08