Beverly, Massachusetts
United States
3
2011-08-25
The entities that hold a legal rights for patent applications filed by inventor Sun Yiyoung:
Yiyoung Sun from Beverly, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Circuit arrangement for operating a discharge lamp
#2 | 2011-05-26End-of-life protection circuit and method for high intensity discharge lamp ballast
#3 | 2009-10-22Apparatus and method for automatically trimming an output parameter of an electronic ballast
3390230 ⎘