Patents/Inventors

Pin-chieh Feng

Chang Hua HsienTW3 patents

3 Patents

US125652872026
Electrical Connector for Detachable Installation in Bicycle Frame and Bicycle Core Shaft Assembly Having Electrical Connector
J.D COMPONENTS CO., Ltd.
0 cites
US119333302024
Pneumatic Hydraulic Retractable Device
J.D COMPONENTS CO., Ltd.
0 cites
US115729632023
Pneumatic-hydraulic Control Valve
J.D COMPONENTS CO., Ltd.
0 cites