Patents/Inventors

Yingjie Ma

BeijingCN2 patents

3 Patents

US124443442025
LED Driver Circuit and LED Display Apparatus
CHIPONE TECHNOLOGY (BEIJING) CO., Ltd.
0 cites
US121735452024
Door Opening Device and Storage Equipment
MIDEA GROUP CO., Ltd.
0 cites
US120943992024
Power Supply Circuit, Driving Chip and Display Apparatus
CHIPONE TECHNOLOGY (BEIJING) CO., Ltd.
0 cites