Inventor · disambiguated record
Toshihiko Hijikata
Also filed as: HIJIKATA TOSHIHIKO
22 granted patents·3 pending applications·766 citations·filing 1981–2006
97Inventor score
Files withNGK INSULATORS LTD25
Top patents by PatentIndex Score
25 records- 0197US4857089ACeramic honeycomb filter for purifying exhaust gasesNGK INSULATORS LTD·Filed 1988·Granted Aug 15, 1989·150 cites·2 claims
- 0292US5866079ACeramic honeycomb catalytic converterNGK INSULATORS LTD·Filed 1994·Granted Feb 2, 1999·89 cites·16 claims
- 0388US7052760B2Honeycomb structural body and assembly thereofNGK INSULATORS LTD·Filed 2002·Granted May 30, 2006·34 cites·15 claims
- 0485US4840827ACeramic honeycomb structural bodies and method of producing the sameNGK INSULATORS LTD·Filed 1988·Granted Jun 20, 1989·43 cites·16 claims
- 0584US7655195B1Undulated-wall honeycomb structure and manufacturing method thereofNGK INSULATORS LTD·Filed 2000·Granted Feb 2, 2010·35 cites·28 claims
- 0684US7041359B2Honeycomb structure and assembly thereofNGK INSULATORS LTD·Filed 2002·Granted May 9, 2006·35 cites·18 claims
- 0784US5566545AProcess and an apparatus for treating an exhaust gas, and a honeycomb structural exhaust gas filterNGK INSULATORS LTD·Filed 1994·Granted Oct 22, 1996·60 cites·25 claims
- 0883US5188779AProduction of ceramic honeycomb structural bodiesNGK INSULATORS LTD·Filed 1991·Granted Feb 23, 1993·56 cites·5 claims
- 0982US6840083B2Method and apparatus for detecting cracks in honeycomb structureNGK INSULATORS LTD·Filed 2003·Granted Jan 11, 2005·20 cites·38 claims
- 1081US7078086B2Honeycomb structure and assembly thereofNGK INSULATORS LTD·Filed 2002·Granted Jul 18, 2006·28 cites·17 claims
- 1178US5782089AHoneycomb catalytic converterNGK INSULATORS LTD·Filed 1996·Granted Jul 21, 1998·43 cites·7 claims
- 1274US7087286B2Honeycomb structure and assembly thereofNGK INSULATORS LTD·Filed 2002·Granted Aug 8, 2006·18 cites·16 claims
- 1374US5398541AProcess and an apparatus for determining pressure losses of exhaust gas purification honeycomb structural bodies, by presumption, at respective points of time when honeycomb structural bodies are to be regeneratedNGK INSULATORS LTD·Filed 1993·Granted Mar 21, 1995·38 cites·3 claims
- 1465US5102434AMethod of inspecting a honeycomb structural body for purifying exhaust gases and apparatus used in the methodNGK INSULATORS LTD·Filed 1991·Granted Apr 7, 1992·36 cites·6 claims
- 1562US4396664ACeramic honeycomb structural bodyNGK INSULATORS LTD·Filed 1981·Granted Aug 2, 1983·18 cites·1 claims
- 1655US6521193B1Ceramic honeycomb gas duct assembly and method of making the sameNGK INSULATORS LTD·Filed 2000·Granted Feb 18, 2003·9 cites·11 claims
- 1755US6242071B1Method for assembling ceramic honeycomb structure, and supporting member thereforNGK INSULATORS LTD·Filed 1999·Granted Jun 5, 2001·15 cites·8 claims
- 1852US7802421B2PM generating apparatusNGK INSULATORS LTD·Filed 2006·Granted Sep 28, 2010·0 cites·28 claims
- 1948US4914065AProcess for regnerating ceramic honeycomb filters by combustionNGK INSULATORS LTD·Filed 1988·Granted Apr 3, 1990·12 cites·3 claims
- 2046US7163662B1Canning structure and manufacturing method thereofNGK INSULATORS LTD·Filed 2000·Granted Jan 16, 2007·1 cites·13 claims
- 2146US5895700AHoneycomb structural bodyNGK INSULATORS LTD·Filed 1997·Granted Apr 20, 1999·13 cites·7 claims
- 2246US2007144245A1PM generating apparatusNGK INSULATORS LTD·Filed 2006·Application pending·0 cites
- 2343US6338826B2Gas duct having honeycomb structureNGK INSULATORS LTD·Filed 1999·Granted Jan 15, 2002·13 cites·12 claims
- 2443US2006037297A1Ceramic honeycomb filterNGK INSULATORS LTD·Filed 2003·Application pending·0 cites
- 2539US2001036427A1Cell structure mounting container and assembly thereofNGK INSULATORS LTD·Filed 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →