Inventor · disambiguated record
Chun On To
Also filed as: TO CHUN ON · TO CHUN ON WILLIAM · TO CHUN YUEN
5 granted patents·2 pending applications·194 citations·filing 1997–2007
83Inventor score
Top patents by PatentIndex Score
7 records- 0194US5924811AAssembling and disassembling device for ring bindersWORLD WIDE STATIONERY MFG CO·Filed 1997·Granted Jul 20, 1999·87 cites·28 claims
- 0289US6146042ASheet retaining device and method of packaging sheet retaining devicesWORLD WIDE STATIONERY MFG CO·Filed 1998·Granted Nov 14, 2000·77 cites·19 claims
- 0384US7654764B2Ring binder mechanism having blocking deviceWORLD WIDE STATIONERY MFG CO·Filed 2007·Granted Feb 2, 2010·6 cites·17 claims
- 0466US6382863B1Ring binder with compact disk holderLECO STATIONERY MFG·Filed 2001·Granted May 7, 2002·7 cites·11 claims
- 0559US6109813ARing binder with divided housingsWORLD WIDE STATIONERY MFG CO·Filed 1999·Granted Aug 29, 2000·17 cites·18 claims
- 0649US2003088950A1ClaspFiled 2001·Application pending·0 cites
- 0748US2003044221A1Binder device with linked archesFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →