CC

Chun-Ying Cheng

Overall (All Time): #1,243,551 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10447051 Electric fan-type power generating device with low energy consumption Jung-Chieh Cheng 2019-10-15
10411578 Low electric fan-type power generating device with low energy consumption Jung-Chieh Cheng 2019-09-10
7731318 Pneumatic ink-jet system Chi-Shi LIU, Chih-Yi Lai 2010-06-08
5845390 Structure of PM step motor and its fabrication Ken Kinsun Lee 1998-12-08