Mingang Ou

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Shandong, CN

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Patents Grantslast 30 patents

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

Patents Applicationslast 30 patents

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