Inventor · disambiguated record
Tetsuya Ikuta
Also filed as: IKUTA TETSUYA
40 granted patents·10 pending applications·412 citations·filing 1987–2024
97Inventor score
Files withDOWA ELECTRONICS MATERIALS CO LTD16IKUTA TETSUYA11TOYOTA MOTOR CO LTD10ULVAC CORP4MARUYAMA TSUKASA3
Top patents by PatentIndex Score
50 records- 0195US7476338B2Phosphor and manufacturing method for the same, and light sourceDOWA ELECTRONICS MATERIALS CO LTD·Filed 2005·Granted Jan 13, 2009·33 cites·25 claims
- 0292US9006865B2Epitaxial growth substrate, semiconductor device, and epitaxial growth methodIKUTA TETSUYA·Filed 2011·Granted Apr 14, 2015·15 cites·9 claims
- 0391US11205739B2Semiconductor light-emitting device and method of manufacturing the sameDOWA ELECTRONICS MATERIALS CO LTD·Filed 2017·Granted Dec 21, 2021·4 cites·15 claims
- 0488US8426893B2Epitaxial substrate for electronic device and method of producing the sameIKUTA TETSUYA·Filed 2010·Granted Apr 23, 2013·10 cites·14 claims
- 0583US8847203B2Group III nitride epitaxial laminate substrateIKUTA TETSUYA·Filed 2010·Granted Sep 30, 2014·7 cites·7 claims
- 0683US7812516B2Light-emitting device and manufacturing method thereofDOWA ELECTRONICS MATERIALS CO LTD·Filed 2007·Granted Oct 12, 2010·11 cites·6 claims
- 0783US4800105AMethod of forming a thin film by chemical vapor depositionULVAC CORP·Filed 1987·Granted Jan 24, 1989·47 cites·8 claims
- 0882US4994301AACVD (chemical vapor deposition) method for selectively depositing metal on a substrateNIHON SINKU GIJUTSU KABUSIKI K·Filed 1987·Granted Feb 19, 1991·45 cites·24 claims
- 0981US8253326B2Light-emitting device and manufacturing method thereofMARUYAMA TSUKASA·Filed 2010·Granted Aug 28, 2012·5 cites·12 claims
- 1081US4924807AApparatus for chemical vapor depositionULVAC CORP·Filed 1987·Granted May 15, 1990·62 cites·28 claims
- 1179US10727303B2Group III nitride epitaxial substrate and method for manufacturing the sameIKUTA TETSUYA·Filed 2012·Granted Jul 28, 2020·4 cites·7 claims
- 1278US5244501AApparatus for chemical vapor depositionULVAC CORP·Filed 1991·Granted Sep 14, 1993·65 cites·29 claims
- 1377US8410472B2Epitaxial substrate for electronic device and method of producing the sameIKUTA TETSUYA·Filed 2009·Granted Apr 2, 2013·6 cites·6 claims
- 1477US8124440B2Solid-state imaging device and method for making the same, and manufacturing substrate for solid-state imaging deviceIKUTA TETSUYA·Filed 2009·Granted Feb 28, 2012·3 cites·22 claims
- 1577US5851589AMethod for thermal chemical vapor depositionULVAC CORP·Filed 1994·Granted Dec 22, 1998·41 cites·4 claims
- 1671US7803286B2Phosphor and manufacturing method for the same, and light sourceDOWA ELECTRONICS MATERIALS CO LTD·Filed 2008·Granted Sep 28, 2010·2 cites·8 claims
- 1771US4849260AMethod for selectively depositing metal on a substrateNIHON SINKU GIJUTSU KABUSHIKI·Filed 1987·Granted Jul 18, 1989·41 cites·20 claims
- 1870US7476336B2Phosphor and manufacturing method for the same, and light emitting device using the phosphorDOWA ELECTRONICS MATERIALS CO LTD·Filed 2005·Granted Jan 13, 2009·3 cites·15 claims
- 1967US11996496B2Semiconductor light-emitting deviceDOWA ELECTRONICS MATERIALS CO LTD·Filed 2022·Granted May 28, 2024·0 cites·3 claims
- 2067US8469760B2Light emitting device and method for producing sameMARUYAMA TSUKASA·Filed 2007·Granted Jun 25, 2013·3 cites·11 claims
- 2166US11637220B1Semiconductor light-emitting elementDOWA ELECTRONICS MATERIALS CO LTD·Filed 2022·Granted Apr 25, 2023·0 cites·10 claims
- 2266US8633556B2Solid-state imaging device and method for making the same, and manufacturing substrate for solid-state imaging deviceIKUTA TETSUYA·Filed 2012·Granted Jan 21, 2014·0 cites·12 claims
- 2364US11417793B2Method of manufacturing semiconductor optical device and semiconductor optical deviceDOWA ELECTRONICS MATERIALS CO LTD·Filed 2020·Granted Aug 16, 2022·0 cites·5 claims
- 2464US8164254B2Light-emitting device and manufacturing method thereofMARUYAMA TSUKASA·Filed 2007·Granted Apr 24, 2012·2 cites·15 claims
- 2563US10388517B2Epitaxial substrate for electronic device and method of producing the sameIKUTA TETSUYA·Filed 2012·Granted Aug 20, 2019·1 cites·3 claims
- 2662US12466308B2Vehicle headlight system, display control method for vehicle headlight system, and non-transitory storage mediumTOYOTA MOTOR CO LTD·Filed 2023·Granted Nov 11, 2025·0 cites·5 claims
- 2762US7531389B2Method of manufacturing semiconductor deviceSONY CORP·Filed 2008·Granted May 12, 2009·2 cites·6 claims
- 2860US2025162494A1Light distribution control deviceTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 2959US11772544B2Light distribution control device having diffusion controller that selectively irradiates areasTOYOTA MOTOR CO LTD·Filed 2022·Granted Oct 3, 2023·0 cites·5 claims
- 3055US8308981B2Phosphor and manufacturing method for the same, and light sourceNAGATOMI AKIRA·Filed 2010·Granted Nov 13, 2012·0 cites·6 claims
- 3155US2025145080A1Vehicle headlight control apparatus, vehicle headlight control method, and vehicle headlight control programTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 3254US11508875B2Semiconductor light-emitting device and method of manufacturing the sameDOWA ELECTRONICS MATERIALS CO LTD·Filed 2018·Granted Nov 22, 2022·0 cites·2 claims
- 3354US7956536B2Light emitting device and method for producing sameDOWA ELECTRONICS MATERIALS CO LTD·Filed 2009·Granted Jun 7, 2011·0 cites·4 claims
- 3454US2011298009A1Epitaxial substrate for electronic device and method of producing the sameIKUTA TETSUYA·Filed 2009·Application pending·0 cites
- 3554US2025128658A1Headlight control device, headlight control method, and storage mediumTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 3653US2010013375A1Light emitting device and method for producing sameDOWA ELECTRONICS MATERIALS CO LTD·Filed 2009·Application pending·0 cites
- 3752US12252069B2Light distribution control apparatus that irradiates different regions with a different illuminancesTOYOTA MOTOR CO LTD·Filed 2023·Granted Mar 18, 2025·0 cites·5 claims
- 3852US2023202380A1Vehicle lighting control deviceTOYOTA MOTOR CO LTD·Filed 2022·Application pending·0 cites
- 3951US11305762B2Driving assistance apparatusTOYOTA MOTOR CO LTD·Filed 2020·Granted Apr 19, 2022·0 cites·6 claims
- 4050US7878876B2Light emitting device and method for producing sameDOWA ELECTRONICS MATERIALS CO LTD·Filed 2007·Granted Feb 1, 2011·0 cites·4 claims
- 4149US8049248B2Semiconductor device including thyristor and method of manufacturing the sameSONY CORP·Filed 2008·Granted Nov 1, 2011·0 cites·7 claims
- 4249US2023068983A1Driving assist system, driving assist method, and non-transitory computer-readable recording mediumTOYOTA MOTOR CO LTD·Filed 2022·Application pending·0 cites
- 4348US2019207055A1Method of manufacturing semiconductor optical device and semiconductor optical deviceDOWA ELECTRONICS MATERIALS CO LTD·Filed 2017·Application pending·0 cites
- 4446US11515448B2Semiconductor light-emitting element and method of manufacturing the sameDOWA ELECTRONICS MATERIALS CO LTD·Filed 2019·Granted Nov 29, 2022·0 cites·2 claims
- 4544US2015340230A1Iii nitride epitaxial substrate and method of producing the sameDOWA ELECTRONICS MATERIALS CO LTD·Filed 2013·Application pending·0 cites
- 4642US11894502B2Method of manufacturing semiconductor optical device and intermediate article of semiconductor optical deviceDOWA ELECTRONICS MATERIALS CO LTD·Filed 2019·Granted Feb 6, 2024·0 cites·5 claims
- 4741US9783195B2Control apparatus for vehicleTOYOTA MOTOR CO LTD·Filed 2016·Granted Oct 10, 2017·0 cites·3 claims
- 4840US8710489B2Epitaxial substrate for electronic device, in which current flows in lateral direction and method of producing the sameIKUTA TETSUYA·Filed 2010·Granted Apr 29, 2014·0 cites·9 claims
- 4939US8946863B2Epitaxial substrate for electronic device comprising a high resistance single crystal substrate on a low resistance single crystal substrate, and method of manufacturingIKUTA TETSUYA·Filed 2010·Granted Feb 3, 2015·0 cites·6 claims
- 5034US2004251495A1Semiconductor device and manufacturing method of the sameFiled 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →