Inventor · disambiguated record
Kazuhide Kawai
Also filed as: KAWAI KAZUHIDE
41 granted patents·1 pending application·292 citations·filing 1984–2020
97Inventor score
Top patents by PatentIndex Score
42 records- 0191US6208231B1Stick-type ignition coil having improved structure against crack or dielectric dischargeDENSO CORP·Filed 1998·Granted Mar 27, 2001·53 cites·19 claims
- 0287US9548156B2Ignition coil for internal combustion engineDENSO CORP·Filed 2016·Granted Jan 17, 2017·3 cites·4 claims
- 0386US4780434ARefractory compositionTOSHIBA CERAMICS CO·Filed 1986·Granted Oct 25, 1988·27 cites·9 claims
- 0477US7234454B2Ignition coil and method for manufacturing an ignition coilDENSO CORP·Filed 2006·Granted Jun 26, 2007·10 cites·12 claims
- 0575US6977572B2Stick-shaped ignition coil having internal hole for resinDENSO CORP·Filed 2005·Granted Dec 20, 2005·7 cites·21 claims
- 0674US10431376B2Ignition coil for internal combustion engineDENSO CORP·Filed 2016·Granted Oct 1, 2019·1 cites·9 claims
- 0774US6348428B1High-purity crystalline inorganic fiber, molded body thereof, and method of production thereofTOSHIBA MONOFRAX·Filed 2000·Granted Feb 19, 2002·12 cites·13 claims
- 0873US5046647ANozzle for discharging molten metal used in a casting deviceTOSHIBA CERAMICS CO·Filed 1990·Granted Sep 10, 1991·16 cites·2 claims
- 0973US4834056AIgnition coil unit for internal combustion enginesNIPPON DENSO CO·Filed 1988·Granted May 30, 1989·24 cites·23 claims
- 1071US9659703B2Ignition coil for internal combustion engineDENSO CORP·Filed 2015·Granted May 23, 2017·1 cites·6 claims
- 1169US5958279ARefractory slide-gate plateTOSHIBA CERAMICS CO·Filed 1993·Granted Sep 28, 1999·11 cites·19 claims
- 1268US6930583B2Stick-type ignition coil having improved structure against crack or dielectric dischargeDENSO CORP·Filed 2003·Granted Aug 16, 2005·7 cites·13 claims
- 1368US6781500B2Ingition coil for internal combustion engineDENSO CORP·Filed 2002·Granted Aug 24, 2004·10 cites·1 claims
- 1465US6805086B2Ignition coil apparatus for engineDENSO CORP·Filed 2003·Granted Oct 19, 2004·8 cites·14 claims
- 1564US7381362B2Production method for ceramic porous materialCOVALENT MATERIALS CORP·Filed 2005·Granted Jun 3, 2008·1 cites·14 claims
- 1664US6114935AIgnition coil having coil caseDENSO CORP·Filed 1998·Granted Sep 5, 2000·19 cites·13 claims
- 1761US6995644B2Stick-type ignition coil having improved structure against crack or dielectric dischargeDENSO CORP·Filed 2005·Granted Feb 7, 2006·1 cites·20 claims
- 1858US7009483B2Ignition coil device and method of manufacturing the sameDENSO CORP·Filed 2003·Granted Mar 7, 2006·6 cites·26 claims
- 1958US6868844B2Ignition coil assemblyDENSO CORP·Filed 2003·Granted Mar 22, 2005·6 cites·12 claims
- 2057US6861122B2Ceramic member with fine protrusions on surface and method of producing the sameTOSHIBA CERAMICS CO·Filed 2002·Granted Mar 1, 2005·5 cites·28 claims
- 2156US6809621B2Internal combustion engine ignition coil, and method of producing the sameDENSO CORP·Filed 2002·Granted Oct 26, 2004·6 cites·39 claims
- 2255US7236074B2Ignition coilDENSO CORP·Filed 2005·Granted Jun 26, 2007·1 cites·17 claims
- 2355US7145426B2Ignition coil for internal combustion engineDENSO CORP·Filed 2005·Granted Dec 5, 2006·1 cites·10 claims
- 2455US6967552B2Ignition coil device and method of manufacturing the sameDENSO CORP·Filed 2003·Granted Nov 22, 2005·5 cites·9 claims
- 2551US7222616B2Stick ignition coil apparatus for ignition plugDENSO CORP·Filed 2005·Granted May 29, 2007·2 cites·16 claims
- 2651US6191674B1Ignition coil for internal combustion engineDENSO CORP·Filed 1999·Granted Feb 20, 2001·11 cites·19 claims
- 2750US9353722B2Ignition coil for internal combustion engineDENSO CORP·Filed 2014·Granted May 31, 2016·0 cites·6 claims
- 2849US6337617B1Ignition coil device having spool including glass fiber and silicaDENSO CORP·Filed 1999·Granted Jan 8, 2002·10 cites·25 claims
- 2947US10177536B2Spark plug, spark plug gasket, and manufacturing method thereofDENSO CORP·Filed 2017·Granted Jan 8, 2019·0 cites·18 claims
- 3046US4566751ADistributor cap with ignition cableTOKAI ELECTRIC WIRE·Filed 1984·Granted Jan 28, 1986·6 cites·6 claims
- 3145US6559747B2Ignition coilDENSO CORP·Filed 1999·Granted May 6, 2003·9 cites·28 claims
- 3242US2003052428A1Production method for ceramic porous materialTOSHIBA CERAMICS CO·Filed 2002·Application pending·0 cites
- 3341US10460868B2Ignition coil for internal combustion engineDENSO CORP·Filed 2015·Granted Oct 29, 2019·0 cites·10 claims
- 3441US5055433ARefractory having high resistance to corrosion and spalling and manufacturing method thereofTOSHIBA CERAMICS CO·Filed 1989·Granted Oct 8, 1991·8 cites·8 claims
- 3539US10790638B2Spark plug for internal combustion engine use and method of manufacturing spark plugDENSO CORP·Filed 2020·Granted Sep 29, 2020·0 cites·6 claims
- 3637US10718309B2Ignition coil for internal combustion engineDENSO CORP·Filed 2015·Granted Jul 21, 2020·0 cites·7 claims
- 3737US10359021B2Ignition coil for internal combustion engineDENSO CORP·Filed 2016·Granted Jul 23, 2019·0 cites·12 claims
- 3837US7394342B2Ignition coil and manufacturing method and apparatus thereofDENSO CORP·Filed 2006·Granted Jul 1, 2008·0 cites·5 claims
- 3937US6982622B2Ignition coil deviceDENSO CORP·Filed 2003·Granted Jan 3, 2006·1 cites·19 claims
- 4036US9010306B2Ignition coil for internal combustion enginesKAWAI KAZUHIDE·Filed 2012·Granted Apr 21, 2015·0 cites·17 claims
- 4135US8925533B2Ignition coil for internal combustion engineNAKAO KENGO·Filed 2011·Granted Jan 6, 2015·0 cites·7 claims
- 4232US4857488ACasting nozzleTOSHIBA CERAMICS CO·Filed 1987·Granted Aug 15, 1989·4 cites·8 claims
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