Inventor · disambiguated record
Toshiyuki Hamanaka
Also filed as: HAMANAKA TOSHIYUKI
27 granted patents·1 pending application·1,245 citations·filing 1983–2002
98Inventor score
Files withNGK INSULATORS LTD27
Top patents by PatentIndex Score
28 records- 0197US4559193AMethod of sealing open ends of ceramic honeycomb structural bodyNGK INSULATORS LTD·Filed 1983·Granted Dec 17, 1985·115 cites·11 claims
- 0296US4869944ACordierite honeycomb-structural body and a method for producing the sameNGK INSULATORS LTD·Filed 1988·Granted Sep 26, 1989·107 cites·14 claims
- 0396US4595662ACeramic material for a honeycomb structureNGK INSULATORS LTD·Filed 1984·Granted Jun 17, 1986·105 cites·7 claims
- 0495US5055435ACeramic materials to be insert-castNGK INSULATORS LTD·Filed 1990·Granted Oct 8, 1991·63 cites·4 claims
- 0592US4568402AMethod of sealing open ends of ceramic honeycomb structural bodyNGK INSULATORS LTD·Filed 1983·Granted Feb 4, 1986·63 cites·11 claims
- 0691US7138002B2Honeycomb structure and process for production thereofNGK INSULATORS LTD·Filed 2002·Granted Nov 21, 2006·46 cites·12 claims
- 0791US6797666B2Honeycomb filter and process for production thereofNGK INSULATORS LTD·Filed 2002·Granted Sep 28, 2004·42 cites·17 claims
- 0891US5938992AProduction method of thin wall cordierite honeycomb structureNGK INSULATORS LTD·Filed 1998·Granted Aug 17, 1999·80 cites·6 claims
- 0991US4953627ACeramic heat exchangers and production thereofNGK INSULATORS LTD·Filed 1989·Granted Sep 4, 1990·60 cites·2 claims
- 1091US4767731AAluminum titanate-mullite base ceramicsNGK INSULATORS LTD·Filed 1986·Granted Aug 30, 1988·59 cites·10 claims
- 1190US4877670ACordierite honeycomb structural body and method of producing the sameNGK INSULATORS LTD·Filed 1986·Granted Oct 31, 1989·49 cites·9 claims
- 1290US4598054ACeramic material for a honeycomb structureNGK INSULATORS LTD·Filed 1984·Granted Jul 1, 1986·52 cites·4 claims
- 1389US5069697APorous ceramic honeycomb filter and method of producing the sameNGK INSULATORS LTD·Filed 1989·Granted Dec 3, 1991·72 cites·4 claims
- 1489US4772580ACatalyst carrier of cordierite honeycomb structure and method of producing the sameNGK INSULATORS LTD·Filed 1986·Granted Sep 20, 1988·48 cites·19 claims
- 1586US4849275ACordierite honeycomb structural bodiesNGK INSULATORS LTD·Filed 1988·Granted Jul 18, 1989·45 cites·4 claims
- 1680US5030398AMethod of producing a cordierite honeycomb structural bodyNGK INSULATORS LTD·Filed 1989·Granted Jul 9, 1991·30 cites·12 claims
- 1779US4972674AHeat insulating ceramic insert-cast articles for use in exhaust channels in internal combustion engines and a process for producing the sameNGK INSULATORS LTD·Filed 1989·Granted Nov 27, 1990·43 cites·3 claims
- 1877US4851376ACordierite ceramic body having low thermal expansion coefficient, process for producing the same, and method of evaluating cordierite compositionNGK INSULATORS LTD·Filed 1987·Granted Jul 25, 1989·28 cites·26 claims
- 1975US6942712B2Honeycomb filter for exhaust gas purificationNGK INSULATORS LTD·Filed 2002·Granted Sep 13, 2005·21 cites·8 claims
- 2074US4489774ARotary cordierite heat regenerator highly gas-tight and method of producing the sameNGK INSULATORS LTD·Filed 1983·Granted Dec 25, 1984·25 cites·5 claims
- 2169US5066626ACeramic materials for use in insert-casting and processes for producing the sameNGK INSULATORS LTD·Filed 1989·Granted Nov 19, 1991·20 cites·15 claims
- 2267US5260116ACeramicm port linersNGK INSULATORS LTD·Filed 1991·Granted Nov 9, 1993·19 cites·11 claims
- 2364US6649244B2Ceramic honeycomb catalyst carrier and method of producing the sameNGK INSULATORS LTD·Filed 2001·Granted Nov 18, 2003·9 cites·6 claims
- 2462US4642210ARotary cordierite heat regenerator highly gas-tight and method of producing the sameNGK INSULATORS LTD·Filed 1984·Granted Feb 10, 1987·19 cites·7 claims
- 2559US7122237B2Honeycomb filter and method for manufacturing the sameNGK INSULATORS LTD·Filed 2001·Granted Oct 17, 2006·7 cites·10 claims
- 2653US5013500AProcess for producing hollow ceramic articlesNGK INSULATORS LTD·Filed 1990·Granted May 7, 1991·11 cites·8 claims
- 2741US5013501AMethod of proudcing ceramic manifolds for thermally insulating exhaust channelsNGK INSULATORS LTD·Filed 1989·Granted May 7, 1991·7 cites·6 claims
- 2839US2002185786A1Method for producing cordierite-based ceramic honeycomb structureFiled 2000·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →