FU-YI CHAN

Follow

Person

Taichung, TW

People

Patents Grantslast 30 patents

Information Patent Grant
Torque structure
- Patent number 11,203,101
- Issue date Dec 21, 2021
- Fu-Yi Chan
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Tool positioning device
- Patent number 9,463,559
- Issue date Oct 11, 2016
- Fu-Yi Chan
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
High-strength ratchet structure for ratchet wrench
- Patent number 7,380,482
- Issue date Jun 3, 2008
- Fu-Yi Chan
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Tool shaft and tool bit arrangement
- Patent number 7,156,002
- Issue date Jan 2, 2007
- Fu-Yi Chan
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

Information Patent Application
CROSS WRENCH
- Publication number 20180126518
- Publication date May 10, 2018
- FU-YI CHAN
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
TOOL JOINT
- Publication number 20150102567
- Publication date Apr 16, 2015
- FU-YI CHAN
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS