He Jin Chen

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Taichung, TW

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Patents Grantslast 30 patents

Information Patent Grant
Socket structure
- Patent number 12,337,441
- Issue date Jun 24, 2025
- Yi-Fu Chen
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Hose reel device
- Patent number 6,905,087
- Issue date Jun 14, 2005
- He Jin Chen
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
TORQUE WRENCH
- Publication number 20250205863
- Publication date Jun 26, 2025
- YI-FU CHEN
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
MULTI-SEGMENT BENDABLE JOINT
- Publication number 20250042005
- Publication date Feb 6, 2025
- YI-FU CHEN
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
TELESCOPIC WRENCH
- Publication number 20240335935
- Publication date Oct 10, 2024
- YI-FU CHEN
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
SOCKET STRUCTURE
- Publication number 20240217070
- Publication date Jul 4, 2024
- YI-FU CHEN
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
RATCHET RING
- Publication number 20240217072
- Publication date Jul 4, 2024
- YI-FU CHEN
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
HAND TOOL WITH ANGLE ADJUSTING MECHANISM
- Publication number 20240149408
- Publication date May 9, 2024
- YI-FU CHEN
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
Hose reel device
- Publication number 20050040274
- Publication date Feb 24, 2005
- He Jin Chen
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL