Patents/Inventors

Hanxiu Ma

SuzhouCN4 patents

5 Patents

USD11008222025
Battery Charger
Shenzhen Changyi Technology Co., Ltd.
0 cites
USD10815522025
Emergency Power Supply with Inflator Pump
SHENZHEN CHANGYI TECHNOLOGY CO., Ltd.
0 cites
USD10603322025
Mobile Phone Holder
Shenzhen Changyi Technology Co., Ltd.
0 cites
USD10510522024
Battery Charger
Shenzhen Changyi Technology Co., Ltd.
0 cites
USD10407542024
Battery Charger
0 cites