Patents/Inventors

Lingli Ma

ZhejiangCN6 patents

5 Patents

USD10367122024
Light
Hangzhou Hangke Optoelectronics Co., Ltd.
0 cites
US118987272024
Line Lamp
Hangzhou Hangke Optoelectronics Co., Ltd.
0 cites
US116620652023
Manufacturing Method of LED Filament and Manufacturing Method of Bulb
Hangzhou Hangke Optoelectronics Co., Ltd.
0 cites
US116193572023
LED Filament and Bulb
Hangzhou Hangke Optoelectronics Co., Ltd.
0 cites
US116142212023
Lamp
Hangzhou Hangke Optoelectronics Co., Ltd.
0 cites