Patents/Inventors

Shangjing Li

GuangdongCN3 patents

3 Patents

US124772592025
Microphone
GUANGDONG DINGCHUANG SMART MANUFACTURING CO., Ltd.
0 cites
US124685032025
Sound Card
GUANGDONG DINGCHUANG SMART MANUFACTURING CO., Ltd.
0 cites
US123095402025
Microphone
GUANGDONG DINGCHUANG SMART MANUFACTURING CO., Ltd.
0 cites