Inventor · disambiguated record
Chung Nin Ko
Also filed as: KO CHUNG N · KO CHUNG NIN
11 granted patents·3 pending applications·258 citations·filing 1997–2003
90Inventor score
Files withHONG KONG STATIONERY MFG CO LT7HONG KONG STATIONARY MFG CO LTD2HONG KONG STATIONERY MFG CO LTD2HONG KONG STATIONERY MANUFACTU1HONG KONTATIONERY MFG CO LTD1
Top patents by PatentIndex Score
14 records- 0196US6206601B1Locking booster ring binder mechanismHONG KONG STATIONERY MFG CO LT·Filed 1999·Granted Mar 27, 2001·94 cites·3 claims
- 0294US5882135ARing binder assemblyHONG KONG STATIONERY MFG CO LT·Filed 1997·Granted Mar 16, 1999·89 cites·3 claims
- 0376US6637968B2Three-ring binder with actuating crankHONG KONG STATIONERY MFG CO LT·Filed 2001·Granted Oct 28, 2003·15 cites·4 claims
- 0466USD409240SRibbed metal ring binderHONG KONG STATIONARY MFG CO LTD·Filed 1998·Granted May 4, 1999·15 cites·1 claims
- 0564USD405113SMetal ring binder with ribsHONG KONTATIONERY MFG CO LTD·Filed 1998·Granted Feb 2, 1999·15 cites·1 claims
- 0660US5964544ARing binder assemblyHONG KONG STATIONERY MANUFACTU·Filed 1998·Granted Oct 12, 1999·19 cites·6 claims
- 0751US2005135871A1Ring binder mechanism with pronged metal anchorsHONG KONG STATIONERY MFG CO LT·Filed 2003·Application pending·0 cites
- 0846USD479267SRing binderHONG KONG STATIONERY MFG CO LT·Filed 2002·Granted Sep 2, 2003·6 cites·1 claims
- 0946US2002085876A1Ring binder having torsionally stiffened bladesFiled 2000·Application pending·0 cites
- 1039US2004067094A1Trigger construction for ring binder mechanismHONG KONG STATIONERY MFG CO LT·Filed 2002·Application pending·0 cites
- 1133USD448045SRing binder having a torsionally stiffened bladeHONG KONG STATIONERY MFG CO LT·Filed 2000·Granted Sep 18, 2001·2 cites·1 claims
- 1232USD424106SMetal ring binderHONG KONG STATIONARY MFG CO LTD·Filed 1998·Granted May 2, 2000·2 cites·1 claims
- 1329USD420700SMetal ring binder with an embossed surfaceHONG KONG STATIONERY MFG CO LTD·Filed 1998·Granted Feb 15, 2000·1 cites·1 claims
- 1427USD423045SMetal ring binderHONG KONG STATIONERY MFG CO LTD·Filed 1999·Granted Apr 18, 2000·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →