Wai Hang Louie

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Hunghom, HK

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Patents Grantslast 30 patents

Information Patent Grant
Transfigurable self-erecting structure
- Patent number 7,111,634
- Issue date Sep 26, 2006
- Carillon International Limited
- Wai Hang Louie
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Collapsible and foldable canvas structure
- Patent number 7,077,147
- Issue date Jul 18, 2006
- Genevieve Shiu
- Wai Hang Louie
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Transfigurable self-erecting structure
- Patent number 6,502,595
- Issue date Jan 7, 2003
- Carillon International Limited
- Wai Hang Louie
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Collapsible and foldable canvas structure
- Publication number 20040129307
- Publication date Jul 8, 2004
- Wai Hang Louie
- E04 - BUILDING
Information Patent Application
Transfigurable self-erecting structure
- Publication number 20030213511
- Publication date Nov 20, 2003
- Wai Hang Louie
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
Transfigurable self-erecting structure
- Publication number 20020112753
- Publication date Aug 22, 2002
- Wai Hang Louie
- A63 - SPORTS GAMES AMUSEMENTS