Weng Io Ng

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Quarry Bay, CN

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Patents Grantslast 30 patents

Information Patent Grant
Flexible strap ring binder
- Patent number 7,198,422
- Issue date Apr 3, 2007
- World Wide Stationery Manufacturing Company, Limited
- Weng Io Ng
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Fastening binder ring mechanisms to binders
- Patent number 7,073,968
- Issue date Jul 11, 2006
- World Wide Stationary Manufacturing Company, Ltd.
- Chun Yuen To
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Ring binder mechanism fastener
- Patent number D461498
- Issue date Aug 13, 2002
- World Wide Stationery Manufacturing Company, Ltd.
- Chun Yuen To
- D19 - Office supplies

Patents Applicationslast 30 patents

Information Patent Application
Ring binder
- Publication number 20040018040
- Publication date Jan 29, 2004
- World Wide Stationery Manufacturing Company, Limited
- Weng Io Ng
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Application
Fastening binder ring mechanisms to binders
- Publication number 20030053849
- Publication date Mar 20, 2003
- World Wide Stationery Manufacturing Company Ltd.
- Chun Yuen To
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER