NINGBO
China
4
2019-12-05
The entities that hold a legal rights for patent applications filed by inventor Wang Qiming:
Qiming Wang from NINGBO, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Constant voltage dimming power supply and dimming system for lighting device
#2 | 2019-06-20LED lamp with constant current dimming drive circuit based on PWM input
#3 | 2018-05-24Plug-in multifunctional LED power system
#4 | 2017-12-28Power supply circuit for LED lighting
2078956 ⎘