Patents/Inventors

Yiu Wan Yip

Hong KongCN2 patents

3 Patents

US122265812025
Headgear with Covered Edge
Resmed Pty Ltd
0 cites
US121298862024
Orthopedic Hinge Assembly
THE HONG KONG POLYTECHNIC UNIVERSITY
0 cites
US115903112023
Headgear with Covered Edge
Resmed Pty Ltd
0 cites