Inventor · disambiguated record
Takeshi Iwai
Also filed as: IWAI TAKESHI
60 granted patents·16 pending applications·769 citations·filing 1995–2025
98Inventor score
Top patents by PatentIndex Score
76 records- 0198US7323287B2Positive type resist composition and resist pattern formation method using sameTOKYO OHKA KOGYO CO LTD·Filed 2006·Granted Jan 29, 2008·77 cites·1 claims
- 0297US7074543B2Positive resist composition and method of forming resist pattern from the sameTOKYO OHKA KOGYO CO LTD·Filed 2002·Granted Jul 11, 2006·151 cites·20 claims
- 0396US7482108B2Polymer compound, acid generator, positive resist composition, and method for formation of resist patternsTOKYO OHKA KOGYO CO LTD·Filed 2005·Granted Jan 27, 2009·92 cites·18 claims
- 0494US6010824APhotosensitive resin composition containing a triazine compound and a pre-sensitized plate using the same, and photosensitive resin composition containing acridine and triazine compounds and a color filter and a pre-sensitized plate using the sameTOKYO OHKA KOGYO CO LTD·Filed 1997·Granted Jan 4, 2000·109 cites·24 claims
- 0593USD737736SRadiator grill for automobileNISSAN MOTOR·Filed 2014·Granted Sep 1, 2015·53 cites·1 claims
- 0693US6444397B2Negative-working photoresist compositionTOKYO OHKA KOGYO CO LTD·Filed 2001·Granted Sep 3, 2002·39 cites·15 claims
- 0792US7776510B2Resist composition, method of forming resist pattern, compound and acid generatorTOKYO OHKA KOGYO CO LTD·Filed 2008·Granted Aug 17, 2010·14 cites·12 claims
- 0890US7927780B2Resist composition, method of forming resist pattern, novel compound and method of producing the same, and acid generatorTOKYO OHKA KOGYO CO LTD·Filed 2008·Granted Apr 19, 2011·9 cites·11 claims
- 0987US11148612B2Camera fitting structureTOYOTA MOTOR CO LTD·Filed 2020·Granted Oct 19, 2021·5 cites·5 claims
- 1085US7745097B2Compound, manufacturing method thereof, acid generator, resist composition and method of forming resist patternTOKYO OHKA KOGYO CO LTD·Filed 2008·Granted Jun 29, 2010·4 cites·19 claims
- 1184US7608381B2Polymer compound, positive resist composition and process for forming resist patternTOKYO OHKA KOGYO CO LTD·Filed 2005·Granted Oct 27, 2009·7 cites·19 claims
- 1283US8263307B2Positive resist composition and method of forming resist patternIRIE MAKIKO·Filed 2009·Granted Sep 11, 2012·7 cites·6 claims
- 1383US7534550B2Positive resist composition and process for formation of resist patternsTOKYO OHKA KOGYO CO LTD·Filed 2005·Granted May 19, 2009·6 cites·8 claims
- 1483US7488568B2Resist composition, method of forming resist pattern, compound and acid generatorTOKYO OHKA KOGYO CO LTD·Filed 2008·Granted Feb 10, 2009·7 cites·15 claims
- 1581US6897012B2Negative-working photoresist compositionTOKYO OHKA KOGYO CO LTD·Filed 2004·Granted May 24, 2005·13 cites·11 claims
- 1674US7527909B2Resist compositionTOKYO OHKA KOGYO CO LTD·Filed 2007·Granted May 5, 2009·9 cites·6 claims
- 1773USD498186SRadiator grille for an automobileNISSAN MOTOR·Filed 2003·Granted Nov 9, 2004·18 cites·1 claims
- 1872US7183368B2Negative-working photoresist compositionTOKYO OHKA KOGYO CO LTD·Filed 2004·Granted Feb 27, 2007·7 cites·2 claims
- 1970US6759176B2Positive-working resist compositionTOKYO OHKA KOGYO CO LTD·Filed 2001·Granted Jul 6, 2004·10 cites·10 claims
- 2069US11667767B2Cladding composition, and method for producing metal/resin bonded memberTOKYO OHKA KOGYO CO LTD·Filed 2019·Granted Jun 6, 2023·0 cites·12 claims
- 2168USD680249SRear combination lamp for automobileIWAI TAKESHI·Filed 2011·Granted Apr 16, 2013·16 cites·1 claims
- 2268US7541138B2Resist compositionTOKYO OHKA KOGYO CO LTD·Filed 2007·Granted Jun 2, 2009·6 cites·3 claims
- 2368US7435530B2Positive type resist composition and resist pattern formation method using sameTOKYO OHKA KOGYO CO LTD·Filed 2007·Granted Oct 14, 2008·5 cites·55 claims
- 2464US5885746APhotosensitive resin composition, photosensitive printing plate using the same and method of manufacturing printing master plateTOKYO OHKA KOGYO CO LTD·Filed 1995·Granted Mar 23, 1999·22 cites·19 claims
- 2564US2025354506A1EngineTOYOTA MOTOR CO LTD·Filed 2025·Application pending·0 cites
- 2662US8021824B2Polymer compound, resist composition and method of forming resist patternTOKYO OHKA KOGYO CO LTD·Filed 2008·Granted Sep 20, 2011·1 cites·8 claims
- 2762US7316885B2Method of forming resist pattern, positive resist composition, and layered productTOKYO OHKA KOGYO CO LTD·Filed 2003·Granted Jan 8, 2008·6 cites·16 claims
- 2861US8338075B2Positive resist composition and method of forming resist patternTAKESHITA MASARU·Filed 2009·Granted Dec 25, 2012·1 cites·9 claims
- 2961US7799507B2Positive resist composition for immersion lithography and method for forming resist patternTOKYO OHKA KOGYO CO LTD·Filed 2007·Granted Sep 21, 2010·6 cites·16 claims
- 3061US7767377B2Positive type resist composition, process for forming resist pattern, and process for performing ion implantationTOKYO OHKA KOGYO CO LTD·Filed 2005·Granted Aug 3, 2010·1 cites·10 claims
- 3160US6749989B2Positive-working photoresist compositionTOKYO OHKA KOGYO CO LTD·Filed 2001·Granted Jun 15, 2004·16 cites·6 claims
- 3259US8092979B2Resist polymer and resist compositionMOMOSE HIKARU·Filed 2009·Granted Jan 10, 2012·0 cites·41 claims
- 3359US8007981B2Resist composition and method of forming resist patternTOKYO OHKA KOGYO CO LTD·Filed 2006·Granted Aug 30, 2011·5 cites·6 claims
- 3457US7501220B2Resist compositionTOKYO OHKA KOGYO CO LTD·Filed 2004·Granted Mar 10, 2009·9 cites·10 claims
- 3555US11067506B2Hydrogen detection element, method for manufacturing hydrogen detection element, and hydrogen detection deviceNAT UNIV CORP YOKOHAMA NAT UNIV·Filed 2018·Granted Jul 20, 2021·0 cites·12 claims
- 3655US7316889B2Positive type resist composition and resist pattern formation method using sameTOKYO OHKA KOGYO CO LTD·Filed 2006·Granted Jan 8, 2008·2 cites·8 claims
- 3754US8580481B2Resist polymer and resist compositionMOMOSE HIKARU·Filed 2011·Granted Nov 12, 2013·0 cites·47 claims
- 3854US7771911B2Process for producing photoresist composition, filter, coater and photoresist compositionTOKYO OHKA KOGYO CO LTD·Filed 2003·Granted Aug 10, 2010·7 cites·11 claims
- 3954US7575846B2Resist polymer and resist compositionMITSUBISHI RAYON CO·Filed 2004·Granted Aug 18, 2009·2 cites·15 claims
- 4054US7316888B2Positive type resist composition and resist pattern formation method using sameTOKYO OHKA KOGYO CO LTD·Filed 2006·Granted Jan 8, 2008·2 cites·7 claims
- 4152US8293449B2Positive resist composition and method of forming resist patternIWAI TAKESHI·Filed 2002·Granted Oct 23, 2012·3 cites·10 claims
- 4252US2022347913A1Pattern forming method and method of producing curable compositionTOKYO OHKA KOGYO CO LTD·Filed 2022·Application pending·0 cites
- 4350US11215558B2Nanostructure array, hydrogen detection element, and hydrogen detection deviceNAT UNIV CORP YOKOHAMA NAT UNIV·Filed 2020·Granted Jan 4, 2022·0 cites·7 claims
- 4450US2007284624A1Optical semiconductor device with sensitivity improvedNEC ELECTRONICS CORP·Filed 2007·Application pending·0 cites
- 4549US7919227B2Positive resist composition and method of forming resist patternTOKYO OHKA KOGYO CO LTD·Filed 2007·Granted Apr 5, 2011·0 cites·6 claims
- 4648US7939243B2Resin, resist composition and method of forming resist patternTOKYO OHKA KOGYO CO LTD·Filed 2006·Granted May 10, 2011·0 cites·13 claims
- 4747USD680248SRear combination for an automobileIWAI TAKESHI·Filed 2011·Granted Apr 16, 2013·6 cites·1 claims
- 4847US7276575B2Process for refining crude resin for resistTOKYO OHKA KOGYO CO LTD·Filed 2004·Granted Oct 2, 2007·1 cites·20 claims
- 4946US7855044B2Positive resist composition and method of forming resist patternTOKYO OHKA KOGYO CO LTD·Filed 2006·Granted Dec 21, 2010·0 cites·3 claims
- 5046US7312015B2Process for refining crude resin for electronic materialTOKYO OHKA KOGYO CO LTD·Filed 2004·Granted Dec 25, 2007·1 cites·14 claims
Showing the top 50 of 76 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →