Chi Y. Hwang

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Sun Chong City, Taipei Shien, TW

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Patents Grantslast 30 patents

Information Patent Grant
Convertible animal toy
- Patent number 4,840,242
- Issue date Jun 20, 1989
- Liu P. Chih
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Toy kiddieland
- Patent number 4,838,825
- Issue date Jun 13, 1989
- Chi Yung Hwang
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Mini inflatable yacht
- Patent number 4,811,682
- Issue date Mar 14, 1989
- Chi Y. Hwang
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT