Inventor · disambiguated record
Masahiko Shimada
Also filed as: SHIMADA MASAHIKO
54 granted patents·24 pending applications·444 citations·filing 1977–2025
98Inventor score
Top patents by PatentIndex Score
78 records- 0198US6592663B1Production of a GaN bulk crystal substrate and a semiconductor device formed on a GaN bulk crystal substrateRICOH KK·Filed 2000·Granted Jul 15, 2003·167 cites·51 claims
- 0295US6780239B2Crystal growth method, crystal growth apparatus, group-III nitride crystal and group-III nitride semiconductor deviceRICOH KK·Filed 2001·Granted Aug 24, 2004·40 cites·20 claims
- 0394US12222648B2Salt, acid generator, resist composition and method for producing resist patternSUMITOMO CHEMICAL CO·Filed 2021·Granted Feb 11, 2025·2 cites·13 claims
- 0492US6949140B2Crystal growth method, crystal growth apparatus, group-III nitride crystal and group-III nitride semiconductor deviceRICOH KK·Filed 2002·Granted Sep 27, 2005·49 cites·69 claims
- 0586US7508003B2Production of a GaN bulk crystal substrate and a semiconductor device formed thereonRICOH KK·Filed 2006·Granted Mar 24, 2009·8 cites·19 claims
- 0685US7531038B2Crystal growth methodRICOH KK·Filed 2005·Granted May 12, 2009·9 cites·3 claims
- 0782US9671691B2Resin, resist composition and method for producing resist patternSUMITOMO CHEMICAL CO·Filed 2015·Granted Jun 6, 2017·2 cites·12 claims
- 0882US7261775B2Methods of growing a group III nitride crystalRICOH KK·Filed 2004·Granted Aug 28, 2007·22 cites·21 claims
- 0982US7001457B2Crystal growth method, crystal growth apparatus, group-III nitride crystal and group-III nitride semiconductor deviceRICOH KK·Filed 2002·Granted Feb 21, 2006·31 cites·20 claims
- 1080US8614048B2Resin, resist composition and method for producing resist patternICHIKAWA KOJI·Filed 2011·Granted Dec 24, 2013·3 cites·12 claims
- 1178US9221785B2Salt and photoresist composition containing the sameICHIKAWA KOJI·Filed 2010·Granted Dec 29, 2015·2 cites·6 claims
- 1278US7008783B1Gene encoding chondroitinase ABC and uses thereforMARUHA CORP·Filed 1995·Granted Mar 7, 2006·34 cites·28 claims
- 1377US7250640B2Production of a GaN bulk crystal substrate and a semiconductor device formed on a GaN bulk crystal substrateRICOH KK·Filed 2003·Granted Jul 31, 2007·14 cites·13 claims
- 1474US7828896B2Methods of growing a group III nitride crystalRICOH KK·Filed 2007·Granted Nov 9, 2010·4 cites·15 claims
- 1572US11453329B2Vehicular light switch and vehicular light systemHONDA MOTOR CO LTD·Filed 2019·Granted Sep 27, 2022·2 cites·12 claims
- 1672US10800324B2Auto cancel mechanism for turn signal switch deviceTOYO DENSO KK·Filed 2019·Granted Oct 13, 2020·2 cites·3 claims
- 1772US8569211B2Method of applying a herbicidal compositionKOSHIO KAIHEI·Filed 2009·Granted Oct 29, 2013·2 cites·16 claims
- 1871US11685305B2Vehicular light switch and vehicular light systemHONDA MOTOR CO LTD·Filed 2022·Granted Jun 27, 2023·0 cites·5 claims
- 1971US9214304B2Switch unitMATSUMOTO TAKUYA·Filed 2011·Granted Dec 15, 2015·3 cites·7 claims
- 2069US11358607B2Vehicle control deviceHONDA MOTOR CO LTD·Filed 2016·Granted Jun 14, 2022·2 cites·7 claims
- 2168US11640114B2Compound, resin, photoresist composition and process for producing photoresist patternSUMITOMO CHEMICAL CO·Filed 2020·Granted May 2, 2023·0 cites·3 claims
- 2268US8623138B2Crystal growth apparatusSARAYAMA SEIJI·Filed 2009·Granted Jan 7, 2014·2 cites·25 claims
- 2368USRE43166EGene encoding chondroitinase ABC and uses thereforSATO NOBUYUKI·Filed 2009·Granted Feb 7, 2012·0 cites·29 claims
- 2468US2023146890A1Salt, acid generator, resin, resist composition and method for producing resist patternSUMITOMO CHEMICAL CO·Filed 2022·Application pending·0 cites
- 2567US2024248402A1Compound, resin, resist composition and method for producing resist patternSUMITOMO CHEMICAL CO·Filed 2023·Application pending·0 cites
- 2667US2024255846A1Compound, resin, resist composition and method for producing resist patternSUMITOMO CHEMICAL CO·Filed 2023·Application pending·0 cites
- 2765US4977201APolyvinyl chloride plastisol compositionASAHI DENKA KOGYO KK·Filed 1989·Granted Dec 11, 1990·18 cites·11 claims
- 2864US12124167B2Carboxylate, resist composition and method for producing resist patternSUMITOMO CHEMICAL CO·Filed 2021·Granted Oct 22, 2024·0 cites·19 claims
- 2964US4447362AProcess for the production of coenzyme QKANEGAFUCHI CHEMICAL IND·Filed 1977·Granted May 8, 1984·11 cites·4 claims
- 3063US10960879B2Vehicle control system, vehicle control method, and vehicle control programHONDA MOTOR CO LTD·Filed 2017·Granted Mar 30, 2021·1 cites·10 claims
- 3163US8562737B2Crystal growth method, crystal growth apparatus, group-III nitride crystal and group III nitride semiconductor deviceSARAYAMA SEIJI·Filed 2008·Granted Oct 22, 2013·0 cites·19 claims
- 3263US2023305391A1Salt, acid generator, resin, resist composition and method for producing resist patternSUMITOMO CHEMICAL CO·Filed 2023·Application pending·0 cites
- 3363US2023305392A1Salt, acid generator, resin, resist composition and method for producing resist patternSUMITOMO CHEMICAL CO·Filed 2023·Application pending·0 cites
- 3463US2023314939A1Carboxylate, carboxylic acid generator, resin, resist composition and method for producing resist patternSUMITOMO CHEMICAL CO·Filed 2023·Application pending·0 cites
- 3563US2023305395A1Salt, acid generator, resin, resist composition and method for producing resist patternSUMITOMO CHEMICAL CO·Filed 2023·Application pending·0 cites
- 3663US2025294305A1Mobile body notification apparatus and mobile body notification methodHONDA MOTOR CO LTD·Filed 2025·Application pending·0 cites
- 3763US2023314941A1Carboxylate, carboxylic acid generator, resin, resist composition and method for producing resist patternSUMITOMO CHEMICAL CO·Filed 2023·Application pending·0 cites
- 3863US2023314938A1Carboxylate, carboxylic acid generator, resin, resist composition and method for producing resist patternSUMITOMO CHEMICAL CO·Filed 2023·Application pending·0 cites
- 3962US9008621B2Communication server, mobile communication terminal, communication method, and computer productKATAOKA MASAHIRO·Filed 2008·Granted Apr 14, 2015·2 cites·10 claims
- 4062US8591647B2Production of a GaN bulk crystal substrate and a semiconductor device formed thereonSARAYAMA SEIJI·Filed 2009·Granted Nov 26, 2013·1 cites·19 claims
- 4161US2023152693A1Carboxylate, carboxylic acid generator, resin, resist composition and method for producing resist patternSUMITOMO CHEMICAL CO·Filed 2022·Application pending·0 cites
- 4259US12020466B2Computer-readable recording medium, training data generation method, and training data generation apparatusFUJITSU LTD·Filed 2021·Granted Jun 25, 2024·0 cites·18 claims
- 4359US12013636B2Salt, acid generator, resist composition and method for producing resist patternSUMITOMO CHEMICAL CO·Filed 2021·Granted Jun 18, 2024·0 cites·11 claims
- 4458US10747111B2Compound, resin, photoresist composition and process for producing photoresist patternSUMITOMO CHEMICAL CO·Filed 2018·Granted Aug 18, 2020·0 cites·11 claims
- 4557US9869033B2Production of a GaN bulk crystal substrate and a semiconductor device formed on a GaN bulk crystal substrateRICOH CO LTD·Filed 2015·Granted Jan 16, 2018·0 cites·4 claims
- 4656US9221391B2Vehicle turn signal switch deviceSHIMADA MASAHIKO·Filed 2012·Granted Dec 29, 2015·2 cites·15 claims
- 4755US2014044970A1PRODUCTION OF A GaN BULK CRYSTAL SUBSTRATE AND A SEMICONDUCTOR DEVICE FORMED ON A GaN BULK CRYSTAL SUBSTRATESARAYAMA SEIJI·Filed 2013·Application pending·0 cites
- 4852US2006154337A1Gene encoding chondroitinase ABC and uses thereforMARUHA CORP·Filed 2005·Application pending·0 cites
- 4952US2009053386A1Delicious shrimps and method of producing the sameMARUHA CORP·Filed 2006·Application pending·0 cites
- 5051US8003296B2Chemically amplified positive resist compositionSUMITOMO CHEMICAL CO·Filed 2009·Granted Aug 23, 2011·0 cites·7 claims
Showing the top 50 of 78 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →