Ying-Feng Hung

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LUGANG TOWNSHIP, TW

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Patents Grantslast 30 patents

Information Patent Grant
Multi-shank nail
- Patent number 8,246,282
- Issue date Aug 21, 2012
- Yeun Chang Hardware Tool Co., Ltd.
- Ying-Feng Hung
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Nail pusher that can push nails successively
- Patent number 7,802,710
- Issue date Sep 28, 2010
- Yeun Chang Hardware Tool Co., Ltd.
- Ying-Feng Hung
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

Information Patent Application
NAIL STRUCTURE
- Publication number 20130108396
- Publication date May 2, 2013
- YEUN CHANG HARDWARE TOOL CO., LTD.
- Ying-Feng Hung
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
MULTI-SHANK NAIL
- Publication number 20120099946
- Publication date Apr 26, 2012
- YEUN CHANG HARDWARE TOOL CO., LTD.
- Ying-Feng Hung
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...