Wan-sing Chu

Follow

Person

Hong Kong, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Collapsible structure
- Patent number 7,552,739
- Issue date Jun 30, 2009
- Best Tide Mfg. Co., Ltd.
- Wan Sing Chu
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Collapsible structure
- Patent number 7,357,140
- Issue date Apr 15, 2008
- Best Tide Manufacturing Co., Ltd.
- Wan-Sing Chu
- E04 - BUILDING
Information Patent Grant
Pop up collapsible structures
- Patent number 7,252,107
- Issue date Aug 7, 2007
- Best Tide Mfg. Co., Ltd.
- Wan-sing Chu
- E04 - BUILDING

Patents Applicationslast 30 patents

Information Patent Application
Collapsible structure
- Publication number 20070079858
- Publication date Apr 12, 2007
- BEST TIDE MFG. CO., LTD.
- Wan Sing Chu
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
Collapsible structure
- Publication number 20070006910
- Publication date Jan 11, 2007
- BEST TIDE MFG. CO., LTD.
- Wan-Sing Chu
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
Pop up collapsible structures
- Publication number 20060070648
- Publication date Apr 6, 2006
- BEST TIDE MFG. CO., LTD.
- Wan-sing Chu
- E04 - BUILDING
Information Patent Application
Collapsible structure
- Publication number 20050217713
- Publication date Oct 6, 2005
- BEST TIDE MFG. CO., LTD.
- Wan-sing Chu
- E04 - BUILDING
Information Patent Application
Pop up collapsible structures
- Publication number 20040187903
- Publication date Sep 30, 2004
- BEST TIDE MFG. CO., LTD.
- Wan-sing Chu
- E04 - BUILDING