Inventor · disambiguated record
Masataka Ishikawa
Also filed as: ISHIKAWA MASATAKA
25 granted patents·7 pending applications·618 citations·filing 1985–2021
97Inventor score
Top patents by PatentIndex Score
32 records- 0196US7048975B1Pulp molded containerKAO CORP·Filed 2000·Granted May 23, 2006·103 cites·8 claims
- 0291US9125811B2Nanofiber laminate sheetTOJO TAKEHIKO·Filed 2011·Granted Sep 8, 2015·15 cites·9 claims
- 0387US5297028AMethod and apparatus for correcting drift errors in an angular rate sensorZEXEL CORP DAIHATSU NISSAN·Filed 1991·Granted Mar 22, 1994·79 cites·4 claims
- 0485US7370788B1Formed bodyKAO CORP·Filed 1999·Granted May 13, 2008·70 cites·7 claims
- 0577US8642172B2Nanofiber sheetTOJO TAKEHIKO·Filed 2009·Granted Feb 4, 2014·3 cites·9 claims
- 0677US4870939ADistribution-type fuel injection system controlled by electromagnetic valveDIESEL KIKI CO·Filed 1988·Granted Oct 3, 1989·23 cites·3 claims
- 0775US6521085B2Pulp molded articleKAO CORP·Filed 2001·Granted Feb 18, 2003·15 cites·3 claims
- 0875US5390123ANavigation system with accurate determination of angular velocityZEXEL CORP DAIHATSU NISSAY·Filed 1992·Granted Feb 14, 1995·47 cites·16 claims
- 0975US5343400AMethod for detecting relative travel direction of a vehicleZEXEL CORP·Filed 1991·Granted Aug 30, 1994·38 cites·8 claims
- 1074US6547931B1Method of manufacturing pulp mold formed productKAO CORP·Filed 1999·Granted Apr 15, 2003·16 cites·18 claims
- 1172US5477220AMethod for detecting relative travel direction of a vehicleZEXEL CORP·Filed 1991·Granted Dec 19, 1995·36 cites·10 claims
- 1272US4972333ATime internal measuring apparatus and method for a revolution sensorDIESEL KIKI CO·Filed 1987·Granted Nov 20, 1990·24 cites·8 claims
- 1371US6830658B2Method for producing pulp molded articleKAO CORP·Filed 2003·Granted Dec 14, 2004·11 cites·12 claims
- 1469US4599674ACircuit for driving solenoidDIESEL KIKI CO·Filed 1985·Granted Jul 8, 1986·17 cites·10 claims
- 1568US6841041B2Method for producing pulp molded articleKAO CORP·Filed 2003·Granted Jan 11, 2005·9 cites·20 claims
- 1668US4858158AApparatus and method for converting rotation angle width into time widthDIESEL KIKI CO·Filed 1987·Granted Aug 15, 1989·16 cites·15 claims
- 1765US6974470B2Heat-generative, steam generation sheet for faceKAO CORP·Filed 2004·Granted Dec 13, 2005·40 cites·13 claims
- 1859US2011256397A1Method for attaching nanofiber sheetKAO CORP·Filed 2009·Application pending·0 cites
- 1957US7749357B2Molded sheetKAO CORP·Filed 2003·Granted Jul 6, 2010·9 cites·19 claims
- 2055US7625464B2Method for producing heat-generating formed productKAO CORP·Filed 2002·Granted Dec 1, 2009·3 cites·16 claims
- 2155US4800861AFuel injection system electromagnetic-valve controlled typeDIESEL KIKI CO·Filed 1988·Granted Jan 31, 1989·11 cites·11 claims
- 2253US7353820B2Warming deviceKAO CORP·Filed 2004·Granted Apr 8, 2008·11 cites·9 claims
- 2352US8256412B2Warming tool in a sheet formKUMAMOTO YOSHIAKI·Filed 2004·Granted Sep 4, 2012·11 cites·21 claims
- 2451US8197526B2Warming toolKUMAMOTO YOSHIAKI·Filed 2004·Granted Jun 12, 2012·4 cites·6 claims
- 2551US2024081438A1Sanitary mask sheetKAO CORP·Filed 2021·Application pending·0 cites
- 2647US2009101867A1Heat generating element and precursor thereofKAO CORP·Filed 2006·Application pending·0 cites
- 2745US2013122069A1Nanofiber laminate sheetTOJO TAKEHIKO·Filed 2011·Application pending·0 cites
- 2844US8084139B2Article formed into sheet, method for producing the same and exothermic formed articleKUMAMOTO YOSHIAKI·Filed 2005·Granted Dec 27, 2011·0 cites·7 claims
- 2942US2004043168A1Multilayered molded containerFiled 2001·Application pending·0 cites
- 3041US2013125912A1NanofiberTOJO TAKEHIKO·Filed 2011·Application pending·0 cites
- 3140US2004045690A1Molded pulp product, and method and apparatus for production thereofFiled 2002·Application pending·0 cites
- 3235US4991101AData communication control systemDIESEL KIKI CO·Filed 1990·Granted Feb 5, 1991·7 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →