Delft
Netherlands
6
2020-01-09
The entities that hold a legal rights for patent applications filed by inventor Wang Yi:
Yi Wang from Delft, NL has applied for patents for these inventions. The list has both pending applications and granted patents:
Retrofit LED tube for connecting to an electronic ballast, and a corresponding lighting system and method
#2 | 2017-07-06Power converter between halogen transformer and LED
#3 | 2016-02-11Circuit arrangement for controlling a LED unit and method of operating the same
#4 | 2015-10-22Power converter between halogen transformer and LED
#5 | 2015-09-03Lighting device suitable for multiple voltage sources
#6 | 2015-07-16Output circuit for magnetic / electronic transformer
1228970 ⎘