Haitao Liu

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Wuxi, CN

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Patents Grantslast 30 patents

Information Patent Grant
Biometric security memory storage card
- Patent number D693816
- Issue date Nov 19, 2013
- Gainteam Holdings Limited
- Wei-hu Koh
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Biometric security memory storage card
- Patent number D659146
- Issue date May 8, 2012
- Gainteam Holdings Limited
- Wei-hu Koh
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Biometric security memory storage card
- Patent number D632696
- Issue date Feb 15, 2011
- Gainteam Holdings Limited
- Wei-hu Koh
- D14 - Recording, communication, or information retrieval equipment