Patents/Inventors

Jinpin Chen

XiamenCN2 patents

3 Patents

US123680142025
High-voltage DC Relay
Xiamen Hongfa Electric Power Controls Co., Ltd.
0 cites
US123548192025
High-voltage DC Relay
Xiamen Hongfa Electric Power Controls Co., Ltd.
0 cites
US120091722024
High-voltage DC Relay with Auxiliary Contact
Xiamen Hongfa Electric Power Controls Co., Ltd.
0 cites