Inventor · disambiguated record
Hirohisa Suwabe
Also filed as: SUWABE HIROHISA
24 granted patents·2 pending applications·456 citations·filing 1982–2013
96Inventor score
Top patents by PatentIndex Score
26 records- 0191US7578864B2Ceramic honeycomb filter and its production methodHITACHI METALS LTD·Filed 2004·Granted Aug 25, 2009·66 cites·8 claims
- 0291US6827754B2Ceramic honeycomb filterHITACHI METALS LTD·Filed 2002·Granted Dec 7, 2004·72 cites·14 claims
- 0387US7591918B2Ceramic honeycomb structure and its production method and coating material used thereforHITACHI METALS LTD·Filed 2007·Granted Sep 22, 2009·13 cites·14 claims
- 0486US6890616B2Ceramic honeycomb filter and its structureHITACHI METALS LTD·Filed 2002·Granted May 10, 2005·45 cites·20 claims
- 0585US8663777B2Aluminum-titanate-based ceramic honeycomb structure, its production method, and starting material powder for producing sameSUWABE HIROHISA·Filed 2008·Granted Mar 4, 2014·10 cites·10 claims
- 0684US7727613B2Ceramic honeycomb structure, process for producing the same and coat material for use in the productionHITACHI METALS LTD·Filed 2003·Granted Jun 1, 2010·30 cites·18 claims
- 0784US7090714B2Ceramic honeycomb filterHITACHI METALS LTD·Filed 2003·Granted Aug 15, 2006·32 cites·6 claims
- 0882US9011757B2Aluminum-titanate-based ceramic honeycomb structure, its production method, and starting material powder for producing sameHITACHI METALS LTD·Filed 2013·Granted Apr 21, 2015·4 cites·16 claims
- 0981US4742209AGlow plug for diesel engineJIDOSHA KIKI CO·Filed 1986·Granted May 3, 1988·39 cites·10 claims
- 1078US8092568B2Ceramic honeycomb filter and its production methodKONOMI MASAKAZU·Filed 2007·Granted Jan 10, 2012·10 cites·5 claims
- 1176US7107763B2Ceramic honeycomb filter and exhaust gas-cleaning methodHINO MOTORS LTD·Filed 2003·Granted Sep 19, 2006·25 cites·25 claims
- 1276US4874923AGlow plug for diesel engine with a U-shaped sialon ceramic heaterJIDOSHA KIKI CO·Filed 1989·Granted Oct 17, 1989·28 cites·6 claims
- 1373US7740809B2Exhaust gas-cleaning apparatusHITACHI METALS LTD·Filed 2006·Granted Jun 22, 2010·10 cites·9 claims
- 1472US7892309B2Production method of honeycomb filter and honeycomb filterHITACHI METALS LTD·Filed 2005·Granted Feb 22, 2011·5 cites·13 claims
- 1570US7833606B2Ceramic honeycomb structure and method for producing ceramic honeycomb structureHITACHI METALS LTD·Filed 2007·Granted Nov 16, 2010·5 cites·8 claims
- 1670US6705860B2Setter for burningHITACHI METALS LTD·Filed 2001·Granted Mar 16, 2004·10 cites·14 claims
- 1768US4914274ADiesel engine glow plug having SiALON heaterJIDOSHA KIKI CO·Filed 1989·Granted Apr 3, 1990·23 cites·6 claims
- 1861US4914751ABipolar diesel engine glow plug having a U-shaped ceramic heaterJIDOSHA KIKI CO·Filed 1988·Granted Apr 3, 1990·18 cites·3 claims
- 1960US8894916B2Method for producing aluminum-titanate-based ceramic honeycomb structureSUWABE HIROHISA·Filed 2007·Granted Nov 25, 2014·1 cites·7 claims
- 2049US9890085B2Ceramic honeycomb structure and its production methodSUWABE HIROHISA·Filed 2008·Granted Feb 13, 2018·0 cites·6 claims
- 2148US7785385B2Ceramic honeycomb structure and moldable material usable for its extrusion moldingHITACHI METALS LTD·Filed 2004·Granted Aug 31, 2010·3 cites·8 claims
- 2246US2008079194A1Production method of ceramic honeycomb filterHITACHI METALS LTD·Filed 2006·Application pending·0 cites
- 2344US9097154B2Production method of ceramic honeycomb filterKUMAGAE TOYOHIDE·Filed 2010·Granted Aug 4, 2015·1 cites·5 claims
- 2439US4506308AMagnetic head assemblyHITACHI METALS LTD·Filed 1982·Granted Mar 19, 1985·6 cites·4 claims
- 2537US9023270B2Method for producing ceramic honeycomb structureTOKUDOME OSAMU·Filed 2006·Granted May 5, 2015·0 cites·6 claims
- 2631US2007277511A1Ceramic Honeycomb Filter, Exhaust Gas-Cleaning Apparatus, and Exhaust Gas-Cleaning MethodSUWABE HIROHISA·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →