Inventor · disambiguated record
Hiroyuki Kawaji
Also filed as: KAWAJI HIROYUKI
15 granted patents·538 citations·filing 1994–2015
93Inventor score
Top patents by PatentIndex Score
15 records- 0194US7876030B2Ultrasonic transducer which is either crimped or welded during assemblyNGK SPARK PLUG CO·Filed 2008·Granted Jan 25, 2011·365 cites·14 claims
- 0284US7235337B2Toner for electrostatic image developmentKAO CORP·Filed 2004·Granted Jun 26, 2007·24 cites·15 claims
- 0384US6780557B2TonerKAO CORP·Filed 2002·Granted Aug 24, 2004·24 cites·12 claims
- 0475US5529876AEncapsulated toner for heat - and pressure - fixing and method for production thereofKAO CORP·Filed 1995·Granted Jun 25, 1996·23 cites·4 claims
- 0571US5763130AEncapsulated toner for heat-and-pressure fixing and method for production thereofKAO CORP·Filed 1996·Granted Jun 9, 1998·39 cites·9 claims
- 0663US7041422B2Resin binder for tonerKAO CORP·Filed 2003·Granted May 9, 2006·8 cites·16 claims
- 0762US5908727ABinder and toner for developing electrostatic image containing the sameKAO CORP·Filed 1997·Granted Jun 1, 1999·16 cites·10 claims
- 0861US7579129B2Process for preparing toner for electrophotographyKAO CORP·Filed 2005·Granted Aug 25, 2009·2 cites·18 claims
- 0959US6288166B1Binder resin for toner and positively chargeable toner containing the sameKAO CORP·Filed 1994·Granted Sep 11, 2001·11 cites·10 claims
- 1056US6835518B2Toner for electrostatic image developmentKAO CORP·Filed 2002·Granted Dec 28, 2004·6 cites·8 claims
- 1155US5483016AMethod for producing binder resin and toner for electrophotography using the binder resinKAO CORP·Filed 1994·Granted Jan 9, 1996·11 cites·11 claims
- 1251US6919156B2TonerKAO CORP·Filed 2003·Granted Jul 19, 2005·4 cites·14 claims
- 1343US10751923B2Spark plug insulator production method, insulator, molding dieNGK SPARK PLUG CO·Filed 2015·Granted Aug 25, 2020·0 cites·5 claims
- 1439US6509129B2Toner for electrophotographyKAO CORP·Filed 2001·Granted Jan 21, 2003·1 cites·13 claims
- 1535US5945246AProcess for producing a toner for electrophotographyKAO CORP·Filed 1998·Granted Aug 31, 1999·4 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →