Hui-Hsueh Chung

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Taichung, TW

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Patents Grantslast 30 patents

Information Patent Grant
Switch assembly for a selectively one-way wrench
- Patent number 10,259,106
- Issue date Apr 16, 2019
- Hui-Hsueh Chung
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Selectively one-way wrench
- Patent number 10,016,880
- Issue date Jul 10, 2018
- Hui-Hsueh Chung
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

Information Patent Application
SWITCH ASSEMBLY FOR A RATCHET WRENCH
- Publication number 20190375076
- Publication date Dec 12, 2019
- Hui-Hsueh Chung
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
DEVICE FOR SEPARATION AND PURIFICATION OF COLLAGEN TYPE 2 IN CHICKE...
- Publication number 20190022590
- Publication date Jan 24, 2019
- Titan Biological & Agricultural Technology Co., Ltd.
- Zer-Ran Yu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SWITCH ASSEMBLY FOR A SELECTIVELY ONE-WAY WRENCH
- Publication number 20180290269
- Publication date Oct 11, 2018
- Hui -Hsueh Chung
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
SELECTIVELY ONE-WAY WRENCH
- Publication number 20180099385
- Publication date Apr 12, 2018
- Hui-Hsueh Chung
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS