Patents/Inventors

Zhefu Zhang

ChangzhouCN11 patents

8 Patents

USD11197002026
Wheelchair
Jiangsu Bangbang Intelligent Technology Co., Ltd.
0 cites
US125683072026
Bio-imaging Devices and Methods of Using Same
Azure Biosystems Inc.
0 cites
USD11119392026
Wheelchair
Jiangsu Bangbang Intelligent Technology Co., Ltd.
0 cites
US123034412025
Collapsible Wheelchair
Jiangsu Bangbang Intelligent Technology Co., Ltd.
0 cites
USD10696562025
Electric Wheelchair
0 cites
USD10499432024
Wheelchair
Jiangsu Bangbang Intelligent Technology Co., Ltd.
0 cites
US120168042024
Collapsible Wheelchair
Jiangsu Bangbang Intelligent Technology Co., Ltd.
0 cites
USD09985092023
Foldable Electric Wheelchair
0 cites