Jiann-Tsuen Liu

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Dounan Township, TW

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Patents Grantslast 30 patents

Information Patent Grant
System of non-intrusive access control and method thereof
- Patent number 7,061,376
- Issue date Jun 13, 2006
- Institute for Information Industry
- Chung-Ren Wang
- G07 - CHECKING-DEVICES

Patents Applicationslast 30 patents

Information Patent Application
Methods and systems for data authorization and mobile devices using...
- Publication number 20060090202
- Publication date Apr 27, 2006
- Institute for Information Industry
- Jiann-Tsuen Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
System of non-intrusive access control and method thereof
- Publication number 20050116822
- Publication date Jun 2, 2005
- Chung-Ren Wang
- G07 - CHECKING-DEVICES