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USPTO Patent Rankings Data through Sept 30, 2025
PC

Pi-Chi Chang

ACAskey Computer: 1 patents #29 of 93Top 35%
Overall (All Time): #3,211,088 of 4,157,543Top 80%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8198962 Carrier for high frequency signals having conducting wires with roughness portions and a carrier layout method Chih-Ming Yang, Chien-Hao Huang, Chao-Nan Tsai, Ching-Feng Hsieh, Chin-Ching Chang +2 more 2012-06-12