Shu-Wen Tzeng

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Chu Pei, TW

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Patents Grantslast 30 patents

Information Patent Grant
Keyboards
- Patent number 7,131,781
- Issue date Nov 7, 2006
- Darfon Electronics Corp.
- Shu-Wen Tzeng
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Compact keyboard
- Patent number 6,431,776
- Issue date Aug 13, 2002
- Darfon Electronics Corp.
- Shu-Wen Tzeng
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Keyboards
- Publication number 20050100382
- Publication date May 12, 2005
- DARFON ELECTRONICS CORP.
- Shu-Wen Tzeng
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Compact keyboard
- Publication number 20020164188
- Publication date Nov 7, 2002
- DARFON ELECTRONICS CORP.
- Shu-Wen Tzeng
- G06 - COMPUTING CALCULATING COUNTING