Winhong Lai

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Kowlonon, CN

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Patents Grantslast 30 patents

Information Patent Grant
English letter coding method and a small keypad
- Patent number 7,253,749
- Issue date Aug 7, 2007
- XuXu Ltd.
- Winhong Lai
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
English letter coding method and a small keypad
- Publication number 20040239632
- Publication date Dec 2, 2004
- Winhong Lai
- G06 - COMPUTING CALCULATING COUNTING