Shanghai
China
3
2020-07-09
The entities that hold a legal rights for patent applications filed by inventor DING ZHENFENG:
ZHENFENG DING from Shanghai, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
POWER SUPPLY CIRCUIT FOR SUPPLYING POWER TO MICROCONTROLLER UNIT
#2 | 2018-01-25Color-temperature adjustable LED lightning device and method for adjusting color temperature of LED lighting device
#3 | 2018-01-18Dimmer control circuit, dimmer control method and lighting device containing the same
2095974 ⎘