Kuo-Feng CHANG

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Sinjhuang City, TW

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Patents Grantslast 30 patents

Information Patent Grant
Lift support device
- Patent number 9,046,214
- Issue date Jun 2, 2015
- Jarllytec Co., Ltd.
- Kuo-Feng Chang
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Quick-detachable mounting assembly
- Patent number 7,506,850
- Issue date Mar 24, 2009
- Jarllytec Co., Ltd.
- Kuo-Feng Chang
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
LIFT SUPPORT DEVICE
- Publication number 20140070065
- Publication date Mar 13, 2014
- JARLLYTEC CO., LTD.
- Kuo-Feng CHANG
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Positioning Device for Hinge Structure
- Publication number 20090158554
- Publication date Jun 25, 2009
- Kuo-Feng CHANG
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Arresting Device for Hinge Assembly Structure
- Publication number 20090031531
- Publication date Feb 5, 2009
- Kuo-Feng CHANG
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Quick-detachable mounting assembly
- Publication number 20080061204
- Publication date Mar 13, 2008
- JARLLYTEC CO., LTD.
- Kuo-Feng Chang
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Detachable mounting assembly
- Publication number 20080042031
- Publication date Feb 21, 2008
- JARLLYTEC CO., LTD.
- Kuo-Feng Chang
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...