RL

Richard Qun Li

PA Philips Electronics North America: 1 patents #328 of 725Top 50%
🗺 California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #3,696,622 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5808423 Lighting control for reducing energy consumption John Chou, Yongping Xia, Ronald Siepkes 1998-09-15