Patents/Inventors

Ruizhang Chang

ShenzhenCN2 patents

5 Patents

USD10585282025
Wireless Audio Player for Vehicle
SHENZHEN JAMES AUDIO TECHNOLOGY CO., Ltd
0 cites
USD10364082024
Wireless Vehicle Player
SHENZHEN JIEMEISI INDUSTRIAL CO., Ltd.
0 cites
USD10364092024
Wireless Vehicle Player
SHENZHEN JAMES AUDIO TECHNOLOGY CO., Ltd
0 cites
USD10364102024
Wireless Vehicle Player
SHENZHEN JAMES AUDIO TECHNOLOGY CO., Ltd
0 cites
USD10106472024
Audio Adapter
SHENZHEN JIEMEISI INDUSTRIAL CO., Ltd.
0 cites