Patents/Inventors

Xiuzhi Yu

SuzhouCN3 patents

4 Patents

US119823982024
Support Frame and Photographing Device
PGYTECH CO., Ltd.
0 cites
US119661452024
Quick-mounting Structure, Adaptor Ring and Filter
PGYTECH CO., Ltd.
0 cites
US119595812024
Quick Connection Mechanism
PGYTECH CO., Ltd.
0 cites
US118673482024
Rotating Assembly, Supporting Stand, and Photographing Device
PGYTECH CO., Ltd.
0 cites