Hoi Wai Fu

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Hong Kong, HK

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Patents Grantslast 30 patents

Information Patent Grant
Gumball machine with lights and sound
- Patent number 8,651,321
- Issue date Feb 18, 2014
- Sweet N Fun, Ltd.
- Hoi Wai Fu
- G07 - CHECKING-DEVICES

Patents Applicationslast 30 patents

Information Patent Application
Gumball machine with lights and sound
- Publication number 20120298685
- Publication date Nov 29, 2012
- Hoi Wai Fu
- G07 - CHECKING-DEVICES
Information Patent Application
Gumball machine
- Publication number 20120175381
- Publication date Jul 12, 2012
- Hoi Wai Fu
- G07 - CHECKING-DEVICES