YAN-MEI CHEN

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Patents Grantslast 30 patents

Information Patent Grant
Screwdriver with changeable head units
- Patent number 8,813,613
- Issue date Aug 26, 2014
- Hon Hai Precision Industry Co., Ltd.
- Yan-Yu Chen
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Media level indicator and printer having same
- Patent number 8,393,613
- Issue date Mar 12, 2013
- Hon Hai Precision Industry Co., Ltd.
- Yan-Mei Chen
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
SCREWDRIVER WITH CHANGEABLE HEAD UNITS
- Publication number 20130047796
- Publication date Feb 28, 2013
- HON HAI Precision Industry CO., LTD.
- Yan-Yu CHEN
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
MEDIA LEVEL INDICATOR AND PRINTER HAVING SAME
- Publication number 20130001871
- Publication date Jan 3, 2013
- HON HAI Precision Industry CO., LTD.
- YAN-MEI CHEN
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS