Inventor · disambiguated record
Masahiro Gotoh
Also filed as: GOTOH MASAHIRO
35 granted patents·14 pending applications·441 citations·filing 1989–2020
97Inventor score
Files withDOWA ELECTRONICS MATERIALS CO LTD29DOWA MINING CO4GOTOH MASAHIRO4MIYACHI NOBUHIDE2NAGATOMI AKIRA2
Top patents by PatentIndex Score
49 records- 0196US7476337B2Phosphor and manufacturing method for the same, and light sourceDOWA ELECTRONICS MATERIALS CO LTD·Filed 2005·Granted Jan 13, 2009·40 cites·14 claims
- 0295US7476338B2Phosphor and manufacturing method for the same, and light sourceDOWA ELECTRONICS MATERIALS CO LTD·Filed 2005·Granted Jan 13, 2009·33 cites·25 claims
- 0395US7138756B2Phosphor for electron beam excitation and color display device using the sameDOWA MINING CO·Filed 2004·Granted Nov 21, 2006·88 cites·9 claims
- 0493US7273568B2Phosphor and production method of the same, method of shifting emission wavelength of phosphor, and light source and LEDDOWA MINING CO·Filed 2004·Granted Sep 25, 2007·47 cites·32 claims
- 0592US7252788B2Phosphor, light source and LEDDOWA MINING CO·Filed 2004·Granted Aug 7, 2007·65 cites·15 claims
- 0689US7514860B2Phosphor mixture and light emitting deviceDOWA ELECTRONICS MATERIALS CO LTD·Filed 2005·Granted Apr 7, 2009·18 cites·19 claims
- 0789US7432647B2Light source having phosphor including divalent trivalent and tetravalent elementsDOWA ELECTRONICS MATERIALS CO LTD·Filed 2004·Granted Oct 7, 2008·35 cites·10 claims
- 0889US7345418B2Phosphor mixture and light emitting device using the sameDOWA MINING CO·Filed 2004·Granted Mar 18, 2008·52 cites·18 claims
- 0988US8716248B2Lipid tripeptide-based hydrogelator and hydrogelNISSAN CHEMICAL IND LTD·Filed 2013·Granted May 6, 2014·3 cites·1 claims
- 1083US7477009B2Phosphor mixture and light emitting deviceDOWA ELECTRONICS MATERIALS CO LTD·Filed 2005·Granted Jan 13, 2009·11 cites·19 claims
- 1181US11056257B2Magnetic compound and antennaDOWA ELECTRONICS MATERIALS CO LTD·Filed 2016·Granted Jul 6, 2021·1 cites·5 claims
- 1281US8816049B2Lipid peptide and hydrogelNISSAN CHEMICAL IND LTD·Filed 2012·Granted Aug 26, 2014·3 cites·6 claims
- 1378US8916682B2Lipid peptide and hydrogelMIYACHI NOBUHIDE·Filed 2008·Granted Dec 23, 2014·3 cites·1 claims
- 1478US8486896B2Lipid tripeptide-based hydrogelator and hydrogelMIYACHI NOBUHIDE·Filed 2008·Granted Jul 16, 2013·3 cites·8 claims
- 1577US9333158B2Spray base material including low-molecular gelatorMIYAMOTO MISAO·Filed 2010·Granted May 10, 2016·5 cites·19 claims
- 1676US8303847B2Phosphor, manufacturing method of phosphor sheet and phosphor, and light emitting device using the phosphorGOTOH MASAHIRO·Filed 2007·Granted Nov 6, 2012·6 cites·18 claims
- 1773US7291289B2Phosphor and production method of the same and light source and LED using the phosphorDOWA ELECTRONICS MATERIALS CO LTD·Filed 2004·Granted Nov 6, 2007·12 cites·16 claims
- 1871US7803286B2Phosphor and manufacturing method for the same, and light sourceDOWA ELECTRONICS MATERIALS CO LTD·Filed 2008·Granted Sep 28, 2010·2 cites·8 claims
- 1967US8469760B2Light emitting device and method for producing sameMARUYAMA TSUKASA·Filed 2007·Granted Jun 25, 2013·3 cites·11 claims
- 2067US8066910B2Phosphor and manufacturing method for the same, and light sourceSAKANE KENJI·Filed 2010·Granted Nov 29, 2011·1 cites·7 claims
- 2163US12057260B2Silicon oxide-coated iron powder, method for producing the same, molded body for inductor using the same, and inductorDOWA ELECTRONICS MATERIALS CO LTD·Filed 2019·Granted Aug 6, 2024·0 cites·4 claims
- 2258US7884539B2Light source having phosphor including divalent, trivalent and tetravalent elementsDOWA ELECTRONICS MATERIALS CO LTD·Filed 2008·Granted Feb 8, 2011·0 cites·5 claims
- 2358US2009085010A1Phosphor and manufacturing method for the same, and light sourceDOWA ELECTRONICS MATERIALS CO LTD·Filed 2008·Application pending·0 cites
- 2457USRE44996EPhosphor and production method of the same, method of shifting emission wavelength of phosphor, and light source and LEDNAGATOMI AKIRA·Filed 2012·Granted Jul 8, 2014·0 cites·32 claims
- 2556USRE45640EPhosphor for electron beam excitation and color display device using the sameGOTOH MASAHIRO·Filed 2012·Granted Aug 4, 2015·0 cites·15 claims
- 2656US8441180B2Light source having phosphor including divalent, trivalent and tetravalent elementsNAGATOMI AKIRA·Filed 2011·Granted May 14, 2013·0 cites·5 claims
- 2756US4910262AOlefinic block copolymers containing three blocksMITSUBISHI PETROCHEMICAL CO·Filed 1989·Granted Mar 20, 1990·10 cites·2 claims
- 2854US11103922B2Fe—Co alloy powder and method for producing the same, and antenna, inductor and EMI filterDOWA ELECTRONICS MATERIALS CO LTD·Filed 2015·Granted Aug 31, 2021·0 cites·11 claims
- 2954USRE44162EPhosphor and phosphor film for electron beam excitation and color display apparatus using the sameGOTOH MASAHIRO·Filed 2011·Granted Apr 23, 2013·0 cites·14 claims
- 3054US7956536B2Light emitting device and method for producing sameDOWA ELECTRONICS MATERIALS CO LTD·Filed 2009·Granted Jun 7, 2011·0 cites·4 claims
- 3154US2015104664A1Magnetic component, and soft magnetic metal powder used therein and manufacturing method thereofDOWA ELECTRONICS MATERIALS CO LTD·Filed 2013·Application pending·0 cites
- 3253US2010013375A1Light emitting device and method for producing sameDOWA ELECTRONICS MATERIALS CO LTD·Filed 2009·Application pending·0 cites
- 3353US2016001371A1Magnetic component, and soft magnetic metal powder used therein and manufacturing method thereofDOWA ELECTRONICS MATERIALS CO LTD·Filed 2015·Application pending·0 cites
- 3452US7527748B2Phosphor and phosphor film for electron beam excitation and color display apparatus using the sameDOWA ELECTRONICS MATERIALS CO LTD·Filed 2005·Granted May 5, 2009·0 cites·8 claims
- 3552US2020246867A1Iron powder, method for producing the same, molded body for inductor, and inductorDOWA ELECTRONICS MATERIALS CO LTD·Filed 2018·Application pending·0 cites
- 3652US2021142934A1Fe-Ni ALLOY POWDER, MOLDED BODY FOR INDUCTOR USING SAME, AND INDUCTORDOWA ELECTRONICS MATERIALS CO LTD·Filed 2018·Application pending·0 cites
- 3752US2020353536A1Fe-Co ALLOY POWDER, MOLDED BODY FOR INDUCTOR USING SAME, AND INDUCTORDOWA ELECTRONICS MATERIALS CO LTD·Filed 2018·Application pending·0 cites
- 3851US2022162089A1Substituted epsilon-iron oxide magnetic particle powder, production method for substituted epsilon-iron oxide magnetic particle powder, green compact, production method for green compact, and electromagnetic wave absorberDOWA ELECTRONICS MATERIALS CO LTD·Filed 2020·Application pending·0 cites
- 3951US2022148775A1Magnetoplumbite-type hexagonal crystal ferrite magnetic powder and method for producing sameDOWA ELECTRONICS MATERIALS CO LTD·Filed 2020·Application pending·0 cites
- 4050US7878876B2Light emitting device and method for producing sameDOWA ELECTRONICS MATERIALS CO LTD·Filed 2007·Granted Feb 1, 2011·0 cites·4 claims
- 4150US2022089456A1Substitution-type epsilon-iron oxide magnetic particle powder, method for producing substitution-type epsilon-iron oxide magnetic particle powder, green compact, method for producing green compact, and electromagnetic waveDOWA ELECTRONICS MATERIALS CO LTD·Filed 2020·Application pending·0 cites
- 4249US11247265B2Iron powder, silicon oxide coated iron powder,, molded article for inductor, and inductorDOWA ELECTRONICS MATERIALS CO LTD·Filed 2017·Granted Feb 15, 2022·0 cites·11 claims
- 4349US2022081319A1Iron-based oxide magnetic powder and production method thereforDOWA ELECTRONICS MATERIALS CO LTD·Filed 2020·Application pending·0 cites
- 4448US9683168B2Manufacturing method of nitride phosphor or oxynitride phosphorGOTOH MASAHIRO·Filed 2007·Granted Jun 20, 2017·0 cites·10 claims
- 4546US2021012936A1Magnetic material, method for producing the same, and electromagnetic wave absorbing sheetUNIV TOKYO·Filed 2019·Application pending·0 cites
- 4645US11114228B2Magnetic powder composite, antenna and electronic device, and method for producing the sameDOWA ELECTRONICS MATERIALS CO LTD·Filed 2016·Granted Sep 7, 2021·0 cites·7 claims
- 4744US2015108392A1Magnetic part, metal powder used therein, and manufacturing method thereforDOWA ELECTRONICS MATERIALS CO LTD·Filed 2013·Application pending·0 cites
- 4838US2018033530A1Magnetic compound, antenna, and electronic deviceDOWA ELECTRONICS MATERIALS CO LTD·Filed 2016·Application pending·0 cites
- 4930US7741973B2Drive control deviceTOSHIBA MACHINE CO LTD·Filed 2007·Granted Jun 22, 2010·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →