SL

Sheir Chun Lam

UN Unknown: 2 patents #12,644 of 83,584Top 20%
Overall (All Time): #1,004,284 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
9064660 Remote controlled interactive power switch — 2015-06-23
7262942 Low arc AC contactor — 2007-08-28
6163444 Circuit breaker — 2000-12-19
5559657 Earth fault circuit breaker — 1996-09-24
4798996 Electronic photoflash control circuit — 1989-01-17