Ying-Kit Chan

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Hong Kong, HK

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Patents Grantslast 30 patents

Information Patent Grant
Toy electronic information storage medium
- Patent number 5,915,261
- Issue date Jun 22, 1999
- Scientific Toys Ltd.
- Ying-Kit Chan
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Toy electronic information storage media and playback system
- Patent number 5,651,681
- Issue date Jul 29, 1997
- Scientific Toys Ltd.
- Ying-Kit Chan
- A63 - SPORTS GAMES AMUSEMENTS