YW

Yu-Che Wen

IT ITRI: 3 patents #11 of 539Top 3%
NC Nien Made Enterprise Co.: 3 patents #1 of 10Top 10%
Overall (2003): #18,489 of 273,478Top 7%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6659156 Screw transmission mechanism for a blind Song-He Lui 2003-12-09
6655441 Friction transmission mechanism for a motor-driven blind Song-He Lui 2003-12-02
6619365 Plug-in transmission mechanism for a motor-driven blind Song-He Lui 2003-09-16