Yi-Feng Jang

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Hsin-Chu, TW

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Patents Grantslast 30 patents

Information Patent Grant
Method for switching Num Lock mode
- Patent number 7,030,783
- Issue date Apr 18, 2006
- Weltrend Semiconductor, Inc.
- Wei-Yu Kuo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Keyboard with detection function for pressing pressure
- Patent number 6,980,136
- Issue date Dec 27, 2005
- Weltrend Semiconductor, Inc.
- Yu-Wei Tsai
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Keyboard with detection function for pressing pressure
- Publication number 20050104751
- Publication date May 19, 2005
- Yu-Wei Tsai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Integrated portable storage apparatus
- Publication number 20050102471
- Publication date May 12, 2005
- Yu-Wei Tsai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
High-speed single chip microcomputer
- Publication number 20040186978
- Publication date Sep 23, 2004
- WELTREND SEMICONDUCTOR, INC.
- Yi-Feng Jang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method for switching Num Lock mode
- Publication number 20040160418
- Publication date Aug 19, 2004
- Wei-Yu Kuo
- G06 - COMPUTING CALCULATING COUNTING