Inventor · disambiguated record
Hiroshi Inagaki
Also filed as: INAGAKI HIROSHI
102 granted patents·7 pending applications·2,508 citations·filing 1975–2021
99Inventor score
Files withNGK SPARK PLUG CO46KOMATSU DENSHI KINZOKU KK17PILOT INK CO LTD9OKUMA MACHINERY WORKS LTD6KOMATSU MFG CO LTD4
Top patents by PatentIndex Score
109 records- 0198US4720301AReversible heat sensitive recording compositionPILOT INK CO LTD·Filed 1985·Granted Jan 19, 1988·156 cites·2 claims
- 0298US4421560AThermochromatic materialsPILOT INK CO LTD·Filed 1982·Granted Dec 20, 1983·171 cites·4 claims
- 0397US5219625AThermochromic laminate member and toy utilizing the samePILOT INK CO LTD·Filed 1992·Granted Jun 15, 1993·138 cites·4 claims
- 0497US4425161AThermochromic materialsSHIBAHASHI YUTAKA·Filed 1981·Granted Jan 10, 1984·199 cites·6 claims
- 0596US4028118AThermochromic materialsPILOT INK CO LTD·Filed 1975·Granted Jun 7, 1977·345 cites·9 claims
- 0695US4732810AReversible temperature-indicating compositionPILOT INK CO LTD·Filed 1985·Granted Mar 22, 1988·76 cites·4 claims
- 0794US4681791AThermochromic textile materialPILOT INK CO LTD·Filed 1986·Granted Jul 21, 1987·181 cites·10 claims
- 0892US10318441B2Modular measurement apparatusNGK SPARK PLUG CO·Filed 2015·Granted Jun 11, 2019·8 cites·11 claims
- 0991US6526953B1Ignition unit for internal combustion engineNGK SPARK PLUG CO·Filed 2000·Granted Mar 4, 2003·27 cites·7 claims
- 1091US4554565AMethod of producing reversible thermochromic displayPILOT INK CO LTD·Filed 1984·Granted Nov 19, 1985·71 cites·3 claims
- 1190US8700201B2Vibration suppressing deviceYOSHINO KIYOSHI·Filed 2011·Granted Apr 15, 2014·10 cites·7 claims
- 1290US7779669B2Diagnostic method and apparatus for gas sensorNGK SPARK PLUG CO·Filed 2008·Granted Aug 24, 2010·21 cites·8 claims
- 1390US4974563AApparatus for estimating intake air amountTOYOTA MOTOR CO LTD·Filed 1989·Granted Dec 4, 1990·39 cites·10 claims
- 1489US6858076B1Method and apparatus for manufacturing single-crystal ingotKOMATSU DENSHI KINZOKU KK·Filed 2000·Granted Feb 22, 2005·33 cites·6 claims
- 1589US6539930B2Ignition apparatus for internal combustion engineNGK SPARK PLUG CO·Filed 2001·Granted Apr 1, 2003·24 cites·9 claims
- 1689US5085607AToy that stably exhibits different colors with indicator for proper temperature applicationPILOT INK CO LTD·Filed 1990·Granted Feb 4, 1992·59 cites·32 claims
- 1786US8014903B2Method for suppressing vibration and device thereforOKUMA MACHINERY WORKS LTD·Filed 2008·Granted Sep 6, 2011·12 cites·6 claims
- 1886US6733585B2Apparatus for pulling single crystal by CZ methodKOMATSU DENSHI KINZOKU KK·Filed 2001·Granted May 11, 2004·16 cites·19 claims
- 1986US6222368B1Ion current detection apparatusNGK SPARK PLUG CO·Filed 1999·Granted Apr 24, 2001·33 cites·5 claims
- 2086US6214207B1Method and apparatus for measuring oxygen concentration and nitrogen oxide concentrationNGK SPARK PLUG CO·Filed 1997·Granted Apr 10, 2001·78 cites·24 claims
- 2185US7596993B2Diagnostic method and apparatus for gas sensorNGK SPARK PLUG CO·Filed 2008·Granted Oct 6, 2009·15 cites·16 claims
- 2285US6533921B2Apparatus for detecting concentration of nitrogen oxideNGK SPARK PLUG CO·Filed 2000·Granted Mar 18, 2003·21 cites·14 claims
- 2385US5503132ADevice for detecting misfire of internal combustion engine equipped with double-ended distributorless ignition systemNGK SPARK PLUG CO·Filed 1994·Granted Apr 2, 1996·30 cites·14 claims
- 2484US9952582B2Method of controlling feed axes in machine tool, and machine tool performing machining by using the method of controlling feed axesOKUMA MACHINERY WORKS LTD·Filed 2015·Granted Apr 24, 2018·2 cites·4 claims
- 2584US7713391B2Method and apparatus for diagnosing an abnormality of a gas-concentration measuring apparatusNGK SPARK PLUG CO·Filed 2005·Granted May 11, 2010·9 cites·4 claims
- 2683US9221143B2Machining vibration suppressing method and machining vibration suppressing apparatus for machine toolOKUMA MACHINERY WORKS LTD·Filed 2013·Granted Dec 29, 2015·7 cites·4 claims
- 2782US4865648AReversible heat sensitive recording compositionKITO TSUTOMU·Filed 1987·Granted Sep 12, 1989·33 cites·2 claims
- 2881US8005574B2Vibration suppressing method and deviceOKUMA MACHINERY WORKS LTD·Filed 2009·Granted Aug 23, 2011·7 cites·8 claims
- 2981US6082176ANOx-concentration detecting apparatusNGK SPARK PLUG CO·Filed 1998·Granted Jul 4, 2000·58 cites·29 claims
- 3079US10233770B2Position adjustment device, rotating machine provided with same, and position adjustment methodMITSUBISHI HITACHI POWER SYS·Filed 2015·Granted Mar 19, 2019·3 cites·10 claims
- 3179US7573275B2Temperature sensor control apparatusNGK SPARK PLUG CO·Filed 2006·Granted Aug 11, 2009·13 cites·14 claims
- 3278US7644576B2Sensor control deviceNGK SPARK PLUG CO·Filed 2005·Granted Jan 12, 2010·9 cites·2 claims
- 3378US6977010B2Apparatus for pulling single crystal by CZ methodKOMATSU DENSHI KINZOKU KK·Filed 2003·Granted Dec 20, 2005·12 cites·8 claims
- 3477US5167158ASemiconductor film pressure sensor and method of manufacturing sameKOMATSU MFG CO LTD·Filed 1988·Granted Dec 1, 1992·37 cites·16 claims
- 3577US4708951AAnticoagulative high-molecular compositionsDAICEL CHEM·Filed 1985·Granted Nov 24, 1987·25 cites·15 claims
- 3676US8256590B2Vibration suppressing device and vibration suppressing method for machine toolSUZUKI NORIKAZU·Filed 2008·Granted Sep 4, 2012·9 cites·22 claims
- 3776US6880540B2Ignition coil, and internal combustion engine ignition deviceNGK SPARK PLUG CO·Filed 2002·Granted Apr 19, 2005·13 cites·10 claims
- 3873US10760449B2Fixing device, rotary machine, manufacturing method of rotary machine, assembling method of rotary machine, and disassembling method of rotary machineMITSUBISHI HITACHI POWER SYS·Filed 2016·Granted Sep 1, 2020·2 cites·14 claims
- 3973US9201040B2Gas sensorYAMADA YUICHI·Filed 2011·Granted Dec 1, 2015·2 cites·5 claims
- 4073US7614392B2Diagnostic method and control apparatus for gas sensorNGK SPARK PLUG CO·Filed 2008·Granted Nov 10, 2009·8 cites·8 claims
- 4172US9429541B2Gas sensor element, gas sensor and control system of gas sensorYOSHIDA SHIN·Filed 2011·Granted Aug 30, 2016·3 cites·8 claims
- 4272US8268147B2Gas sensor control device and methodIEDA NORIKAZU·Filed 2007·Granted Sep 18, 2012·4 cites·10 claims
- 4372US7799203B2Gas detection apparatus, gas-sensor control circuit used for gas detection apparatus, and inspection method for gas detection apparatusNGK SPARK PLUG CO·Filed 2006·Granted Sep 21, 2010·3 cites·26 claims
- 4472US7636624B2Diagnostic method and control apparatus for gas sensorNGK SPARK PLUG CO·Filed 2008·Granted Dec 22, 2009·3 cites·16 claims
- 4572US7462266B2Apparatus for detecting concentration of nitrogen oxideNGK SPARK PLUG CO·Filed 2002·Granted Dec 9, 2008·8 cites·4 claims
- 4672US6228252B1Apparatus for detecting concentration of nitrogen oxideNGK SPARK PLUG CO·Filed 1998·Granted May 8, 2001·30 cites·14 claims
- 4770US7155890B2Production device for carbon fibers and production method thereforMITSUBISHI RAYON CO·Filed 2002·Granted Jan 2, 2007·10 cites·10 claims
- 4870US6629520B2Ignition apparatus for internal combustion engineNGK SPARK PLUG CO·Filed 2001·Granted Oct 7, 2003·11 cites·11 claims
- 4969US7656303B2Gas sensor system with failure diagnostic function and failure diagnosis method for gas sensor systemNGK SPARK PLUG CO·Filed 2007·Granted Feb 2, 2010·2 cites·6 claims
- 5068US9174318B2Machine tool and control method for the sameOKUMA MACHINERY WORKS LTD·Filed 2014·Granted Nov 3, 2015·1 cites·4 claims
Showing the top 50 of 109 patent records by PatentIndex Score.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →