Patents/Inventors

Yunfeng Ma

GuangdongCN3 patents

4 Patents

USD10999002025
Controller for Electric Blanket
Dongguan Sainvie Health Technology Co., Ltd
0 cites
US123921492025
Method for Repairing Wall Diseases of Earthen Architecture
Xi'an University Of Technology
0 cites
US123676692025
Document Image Quality Detection
Paypal, Inc.
0 cites
USD10518622024
Controller for Electric Blanket
Dongguan Sunbright Electric Appliance Co., Ltd
0 cites