Guangdong Hu

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Shandong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Printer and control method for printer
- Patent number 9,662,901
- Issue date May 30, 2017
- Shandong New Beiyang Information Technology Co., Ltd
- Jinfeng Ding
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Device and method for controlling bit density of magnetic card
- Patent number 8,654,463
- Issue date Feb 18, 2014
- Shandong New Beiyang Information Technology Co., Ltd
- Zhigang Xu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Thermal print head detecting device and detecting method, and a hea...
- Patent number 8,497,890
- Issue date Jul 30, 2013
- Shandong New Beiyang Information Technology Co., Ltd
- Changgang Gu
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
PRINTER AND CONTROL METHOD FOR PRINTER
- Publication number 20150328902
- Publication date Nov 19, 2015
- SHANDONG NEW BEIYANG INFORMATION TECHNOLOGY CO., LTD.
- Jinfeng Ding
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
METHOD AND DEVICE FOR ISSUING TICKETS
- Publication number 20120224212
- Publication date Sep 6, 2012
- Zhigang Xu
- G07 - CHECKING-DEVICES
Information Patent Application
THERMAL PRINT HEAD DETECTING DEVICE AND DETECTING METHOD, AND A HEA...
- Publication number 20110242254
- Publication date Oct 6, 2011
- Changgang Gu
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
DEVICE AND METHOD FOR CONTROLLING BIT DENSITY OF MAGNETIC CARD
- Publication number 20110170211
- Publication date Jul 14, 2011
- SHANDONG NEW BEIYANG INFORMATION TECHNOLOGY CO., L
- Zhigang Xu
- G06 - COMPUTING CALCULATING COUNTING