Inventor · disambiguated record
Masatoshi Majima
Also filed as: MAJIMA MASATOSHI
85 granted patents·84 pending applications·211 citations·filing 2000–2023
98Inventor score
Files withSUMITOMO ELECTRIC INDUSTRIES124HIRAIWA CHIHIRO10FUKUNAGA ATSUSHI8NITTA KOJI4SAKAI SHOICHIRO4
Top patents by PatentIndex Score
169 records- 0191US7803734B2Metal catalyst and method for production thereofSUMITOMO ELECTRIC INDUSTRIES·Filed 2005·Granted Sep 28, 2010·13 cites·12 claims
- 0287US6540811B2Method of producing alloy powders, alloy powders obtained by said method, and products applying said powdersSUMITOMO ELECTRIC INDUSTRIES·Filed 2001·Granted Apr 1, 2003·48 cites·1 claims
- 0385US6465133B1Metallic porous body and method of manufacturing the same and battery current collector having the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Oct 15, 2002·17 cites·9 claims
- 0483US9514894B2Electrode active material for capacitor, and capacitor using said electrode active materialSUMITOMO ELECTRIC INDUSTRIES·Filed 2013·Granted Dec 6, 2016·3 cites·12 claims
- 0583US8685571B2Method for producing separator, method for producing molten salt battery, separator, and molten salt batteryFUKUNAGA ATSUSHI·Filed 2011·Granted Apr 1, 2014·3 cites·19 claims
- 0683US7915190B2Metal catalyst and method for production thereofSUMITOMO ELECTRIC INDUSTRIES·Filed 2010·Granted Mar 29, 2011·3 cites·6 claims
- 0782US9876248B2Solid electrolyte, method for manufacturing solid electrolyte, solid electrolyte laminate, method for manufacturing solid electrolyte laminate, and fuel cellSUMITOMO ELECTRIC INDUSTRIES·Filed 2013·Granted Jan 23, 2018·4 cites·11 claims
- 0882US6379845B1Conductive porous body and metallic porous body and battery plate both produced by using the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Apr 30, 2002·22 cites·16 claims
- 0982US6338787B1Redox system electroless plating methodDAIWA FINE CHEMICALS CO LTD·Filed 2000·Granted Jan 15, 2002·25 cites·13 claims
- 1078US9266740B2Process for manufacturing porous carbon materialSUMITOMO ELECTRIC INDUSTRIES·Filed 2013·Granted Feb 23, 2016·2 cites·10 claims
- 1177US9123961B2Three-dimensional net-like aluminum porous body, electrode using the aluminum porous body, nonaqueous electrolyte battery using the electrode, and nonaqueous electrolyte capacitor using the electrodeOTA NOBUHIRO·Filed 2011·Granted Sep 1, 2015·2 cites·6 claims
- 1276US10847814B2Solid oxide fuel cellSUMITOMO ELECTRIC INDUSTRIES·Filed 2017·Granted Nov 24, 2020·1 cites·18 claims
- 1376US10553880B2Fuel cellSUMITOMO ELECTRIC INDUSTRIES·Filed 2016·Granted Feb 4, 2020·1 cites·12 claims
- 1476US10128513B2Porous metal body and method for producing porous metal bodySUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Granted Nov 13, 2018·1 cites·9 claims
- 1576US6852210B2Plating method and plating bath precursor used thereforDAIWA FINE CHEMICALS CO LTD·Filed 2002·Granted Feb 8, 2005·17 cites·3 claims
- 1675US2019067703A1Highly corrosion-resistant porous metal body and method for producing the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2018·Application pending·0 cites
- 1774US11545690B2Proton conductor, proton-conducting cell structure, water vapor electrolysis cell, and method for producing hydrogen electrode-solid electrolyte layer complexUNIV KYOTO·Filed 2018·Granted Jan 3, 2023·1 cites·6 claims
- 1874US11228043B2Fuel batterySUMITOMO ELECTRIC INDUSTRIES·Filed 2020·Granted Jan 18, 2022·0 cites·4 claims
- 1974US2020373586A1Highly corrosion-resistant porous metal bodySUMITOMO ELECTRIC INDUSTRIES·Filed 2020·Application pending·0 cites
- 2073US12451478B2Metal porous bodySUMITOMO ELECTRIC INDUSTRIES·Filed 2023·Granted Oct 21, 2025·0 cites·8 claims
- 2173US10734665B2Method for producing cell structureSUMITOMO ELECTRIC INDUSTRIES·Filed 2016·Granted Aug 4, 2020·1 cites·3 claims
- 2273US9169123B2Method for producing sodium chromiteFUKUNAGA ATSUSHI·Filed 2011·Granted Oct 27, 2015·1 cites·11 claims
- 2373US8902566B2Capacitor, and method for producing the sameOTA NOBUHIRO·Filed 2011·Granted Dec 2, 2014·2 cites·11 claims
- 2473US8501301B2Magnesium alloy member and method of manufacturing the sameOKUDA NOBUYUKI·Filed 2007·Granted Aug 6, 2013·3 cites·30 claims
- 2570US10847809B2Solid-oxide-electrolysis-cell-type hydrogen production apparatusSUMITOMO ELECTRIC INDUSTRIES·Filed 2020·Granted Nov 24, 2020·0 cites·6 claims
- 2670US10164262B2Method for producing a porous metal bodySUMITOMO ELECTRIC INDUSTRIES·Filed 2016·Granted Dec 25, 2018·0 cites·5 claims
- 2770US9786443B2Capacitor and method for charging and discharging the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted Oct 10, 2017·1 cites·5 claims
- 2869US11984627B2Chromium adsorption material and fuel cellSUMITOMO ELECTRIC INDUSTRIES·Filed 2019·Granted May 14, 2024·0 cites·6 claims
- 2969US2020251750A1Method for producing porous metal bodySUMITOMO ELECTRIC INDUSTRIES·Filed 2020·Application pending·0 cites
- 3068US10205177B2Porous metal body, method for manufacturing porous metal body, and fuel cellSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted Feb 12, 2019·0 cites·5 claims
- 3168US2019081332A1Method for manufacturing porous metal bodySUMITOMO ELECTRIC INDUSTRIES·Filed 2018·Application pending·0 cites
- 3267US11380946B2Coolant and power storage pack using sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2018·Granted Jul 5, 2022·0 cites·11 claims
- 3367US10309022B2Element recovery method and element recovery apparatusAWAZU TOMOYUKI·Filed 2012·Granted Jun 4, 2019·2 cites·7 claims
- 3467US2024213496A1Metal sheet, battery, nickel-zinc battery and method for manufacturing metal sheetSUMITOMO ELECTRIC INDUSTRIES·Filed 2022·Application pending·0 cites
- 3565US11883801B2Steam reforming catalyst and fuel cell system using the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2019·Granted Jan 30, 2024·0 cites·14 claims
- 3665US11329295B2Porous body, current collector including the same, and fuel cellSUMITOMO ELECTRIC INDUSTRIES·Filed 2019·Granted May 10, 2022·0 cites·10 claims
- 3765US10811696B2Porous metal body, fuel battery, and method for producing porous metal bodySUMITOMO ELECTRIC INDUSTRIES·Filed 2016·Granted Oct 20, 2020·0 cites·4 claims
- 3864US12412917B2Proton-conductive cell structure, proton-conductive material, electrochemical device, and method of manufacturing proton-conductive materialSUMITOMO ELECTRIC INDUSTRIES·Filed 2021·Granted Sep 9, 2025·0 cites·13 claims
- 3964US11996589B2Fuel cellSUMITOMO ELECTRIC INDUSTRIES·Filed 2019·Granted May 28, 2024·0 cites·6 claims
- 4064US11757106B2Porous body and fuel cell including the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2019·Granted Sep 12, 2023·0 cites·15 claims
- 4164US8993121B2Metal laminated structure and method for producing the sameNITTA KOJI·Filed 2010·Granted Mar 31, 2015·2 cites·8 claims
- 4264US2025096283A1Conductive member, fuel cell, and electrolysis deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 2022·Application pending·0 cites
- 4364US2014087206A1Porous metal body and method of producing the sameSUMITOMO ELECTRIC TOYAMA CO·Filed 2013·Application pending·0 cites
- 4463US11271215B2Metal porous body and current collector for nickel-metal hydride batterySUMITOMO ELECTRIC INDUSTRIES·Filed 2018·Granted Mar 8, 2022·0 cites·10 claims
- 4563US10693143B2Fuel cellSUMITOMO ELECTRIC INDUSTRIES·Filed 2017·Granted Jun 23, 2020·0 cites·6 claims
- 4663US2019044159A1Porous metal body, fuel cell, and method for producing porous metal bodySUMITOMO ELECTRIC INDUSTRIES·Filed 2017·Application pending·0 cites
- 4762US11938471B2Metal porous body, water vapor reformer including the same, and method for manufacturing metal porous bodySUMITOMO ELECTRIC INDUSTRIES·Filed 2019·Granted Mar 26, 2024·0 cites·12 claims
- 4862US9853295B2Electrode material for fuel electrode, solid electrolyte-electrode laminate, method for producing solid electrolyte-electrode laminate, and fuel cellSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted Dec 26, 2017·0 cites·13 claims
- 4962US9199433B2Metal laminated structure and method for producing the metal laminated structureNITTA KOJI·Filed 2010·Granted Dec 1, 2015·2 cites·7 claims
- 5062US2024396051A1Metal sheet, battery, nickel-zinc battery and method for manufacturing metal sheetSUMITOMO ELECTRIC INDUSTRIES·Filed 2022·Application pending·0 cites
Showing the top 50 of 169 patent records by PatentIndex Score.
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