KC

Keng Mu Cheng

Overall (All Time): #1,615,705 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6405782 Transmission system for a motor-driven blind — 2002-06-18
6379276 Bi-power transmission mechanism — 2002-04-30
6112798 Manual/auto dual driving mode transmission mechanism for a vertical blind — 2000-09-05