HAI-FENG MA

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Shenzhen City, CN

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Patents Grantslast 30 patents

Information Patent Grant
Pneumatic control valve and pneumatic control system
- Patent number 8,973,610
- Issue date Mar 10, 2015
- Hon Hai Precision Industry Co., Ltd.
- Hai-Feng Ma
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Screwdriver head mounting structure
- Patent number 8,746,703
- Issue date Jun 10, 2014
- Fu Tai Hua Industry (Shenzhen) Co., Ltd.
- Xiao-Bing Xu
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

Information Patent Application
PNEUMATIC CONTROL VALVE AND PNEUMATIC CONTROL SYSTEM
- Publication number 20130146165
- Publication date Jun 13, 2013
- HON HAI Precision Industry CO., LTD.
- HAI-FENG MA
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
SCREWDRIVER HEAD MOUNTING STRUCTURE
- Publication number 20120139194
- Publication date Jun 7, 2012
- HON HAI Precision Industry CO., LTD.
- XIAO-BING XU
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS