Wallace Y.W. Cheng

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Hsin Chu, TW

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Patents Grantslast 30 patents

Information Patent Grant
Capacitive fingerprint sensor
- Patent number 7,099,497
- Issue date Aug 29, 2006
- Lightuning Tech. Inc.
- Bruce C. S. Chou
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Chip-type sensor against ESD and stress damages and contamination i...
- Patent number 7,071,708
- Issue date Jul 4, 2006
- Lightuning Tech. Inc.
- Bruce C. S. Chou
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Capacitive fingerprint sensor against ESD damage and contamination...
- Patent number 6,900,644
- Issue date May 31, 2005
- Ligh Tuning Tech. Inc.
- Bruce C. S. Chou
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Pressure type fingerprint sensor fabrication method
- Patent number 6,759,264
- Issue date Jul 6, 2004
- Ligh Tuning Technology Inc.
- Bruce C. S. Chou
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Chip-type sensor against ESD and stress damages and contamination i...
- Publication number 20050231213
- Publication date Oct 20, 2005
- Bruce C. S. Chou
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Capacitive fingerprint sensor against ESD damage and contamination...
- Publication number 20040222802
- Publication date Nov 11, 2004
- Bruce C. S. Chou
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Pressure type fingerprint sensor fabrication method
- Publication number 20030215976
- Publication date Nov 20, 2003
- Bruce C. S. Chou
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Capacitive fingerprint sensor
- Publication number 20030190061
- Publication date Oct 9, 2003
- Bruce C.S. Chou
- G06 - COMPUTING CALCULATING COUNTING