Inventor · disambiguated record
Masaru Nakagawa
Also filed as: NAKAGAWA MASARU
41 granted patents·7 pending applications·417 citations·filing 1977–2024
98Inventor score
Files withIDEMITSU KOSAN CO18IDEMITSU PETROCHEMICAL CO8CANON KK6DOW CHEMICAL CO4SHINETSU CHEMICAL CO2
Top patents by PatentIndex Score
48 records- 0197US9806373B2Solid electrolyteIDEMITSU KOSAN CO·Filed 2017·Granted Oct 31, 2017·21 cites·17 claims
- 0295US9620811B2Solid electrolyteIDEMITSU KOSAN CO·Filed 2012·Granted Apr 11, 2017·15 cites·30 claims
- 0394US10483587B2Sulfide solid electrolyteIDEMITSU KOSAN CO·Filed 2019·Granted Nov 19, 2019·4 cites·20 claims
- 0494US8012631B2Lithium ion conductive sulfide-based solid electrolyte and all-solid lithium battery using sameIDEMITSU KOSAN CO·Filed 2006·Granted Sep 6, 2011·28 cites·5 claims
- 0594US2025087745A1Sulfide solid electrolyteIDEMITSU KOSAN CO·Filed 2024·Application pending·0 cites
- 0693US10374253B2Sulfide solid electrolyteIDEMITSU KOSAN CO·Filed 2019·Granted Aug 6, 2019·3 cites·20 claims
- 0793US5296185AMethod for spinning a polybenzazole fiberDOW CHEMICAL CO·Filed 1992·Granted Mar 22, 1994·76 cites·19 claims
- 0892US11626616B2Sulfide solid electrolyteIDEMITSU KOSAN CO·Filed 2022·Granted Apr 11, 2023·1 cites·12 claims
- 0992US10879561B2Sulfide solid electrolyteIDEMITSU KOSAN CO·Filed 2019·Granted Dec 29, 2020·2 cites·18 claims
- 1091US10090558B2Solid electrolyteIDEMITSU KOSAN CO·Filed 2017·Granted Oct 2, 2018·3 cites·11 claims
- 1190US4863823AElectrophotographic member with the surface layer having a fluorine type resin powder and a fluorine type block polymerCANON KK·Filed 1988·Granted Sep 5, 1989·34 cites·16 claims
- 1289US9673482B2Solid electrolyteIDEMITSU KOSAN CO·Filed 2013·Granted Jun 6, 2017·5 cites·13 claims
- 1387US12183879B2Sulfide solid electrolyteIDEMITSU KOSAN CO·Filed 2023·Granted Dec 31, 2024·0 cites·7 claims
- 1487US11271246B2Sulfide solid electrolyteIDEMITSU KOSAN CO·Filed 2020·Granted Mar 8, 2022·1 cites·11 claims
- 1584US6313227B1Propylene-ethylene block copolymer, resin composition, and blow-molded articleIDEMITSU PETROCHEMICAL CO·Filed 2000·Granted Nov 6, 2001·25 cites·7 claims
- 1682US11444317B2Sulfide solid electrolyteIDEMITSU KOSAN CO·Filed 2017·Granted Sep 13, 2022·1 cites·22 claims
- 1780US6407168B1Propylene resin composition and process for producing the sameIDEMITSU PETROCHEMICAL CO·Filed 2000·Granted Jun 18, 2002·20 cites·15 claims
- 1878US11431024B2Glass comprising solid electrolyte particles and lithium batteryIDEMITSU KOSAN CO·Filed 2021·Granted Aug 30, 2022·0 cites·20 claims
- 1978US9051201B2Glass comprising solid electrolyte particles and lithium batteryABURATANI RYO·Filed 2010·Granted Jun 9, 2015·2 cites·13 claims
- 2077US11075404B2Glass comprising solid electrolyte particles and lithium batteryIDEMITSU KOSAN CO·Filed 2018·Granted Jul 27, 2021·0 cites·21 claims
- 2173US4133736AApparatus for determining an oxygen contentIIJIMA PRODUCTS M F G CO LTD·Filed 1977·Granted Jan 9, 1979·26 cites·6 claims
- 2272US6667359B1Polypropylene compositions for automotive partsIDEMITSU PETROCHEMICAL CO·Filed 2000·Granted Dec 23, 2003·12 cites·12 claims
- 2368US5332789APolypropylene block copolymer resin and compositionsIDEMITSU PETROCHEMICAL CO·Filed 1992·Granted Jul 26, 1994·20 cites·5 claims
- 2466US5985973APolypropylene-based resins and polypropylene-based resin compositionsIDEMITSU PETROCHEMICAL CO·Filed 1997·Granted Nov 16, 1999·24 cites·6 claims
- 2564US5385702AMethod for stable rapid spinning of a polybenzoxazole or polybenzothiazole fiberDOW CHEMICAL CO·Filed 1994·Granted Jan 31, 1995·12 cites·7 claims
- 2664US4450467AGate turn-off thyristor with selective anode penetrating shortsHITACHI LTD·Filed 1981·Granted May 22, 1984·19 cites·12 claims
- 2763US5294390AMethod for rapid spinning of a polybenzazole fiberDOW CHEMICAL CO·Filed 1992·Granted Mar 15, 1994·12 cites·4 claims
- 2863US2015214575A1Glass comprising solid electrolyte particles and lithium batteryIDEMITSU KOSAN CO·Filed 2015·Application pending·0 cites
- 2961US4974964AApparatus for preparing electrophotographic photosensitive membersCANON KK·Filed 1989·Granted Dec 4, 1990·12 cites·4 claims
- 3058US11954546B2Structure for individual authentication, method for producing thereof, and individual authentication methodSHINETSU CHEMICAL CO·Filed 2021·Granted Apr 9, 2024·0 cites·18 claims
- 3158US4860898APackaging arrangement for electrophotographic photosensitive memberCANON KK·Filed 1988·Granted Aug 29, 1989·10 cites·40 claims
- 3254US2023027061A1Imprint mold, method for manufacturing the same and method for manufacturing reproduced imprint moldSHINETSU CHEMICAL CO·Filed 2022·Application pending·0 cites
- 3354US2007129490A1Proplyene polymer composition, molded object, and polyolefin copolymerIDEMITSU PETROCHEMICAL CO·Filed 2006·Application pending·0 cites
- 3453US12485604B2Positioning method, method for manufacturing layered body, positioning device, layered body manufacturing device, and layered bodyUNIV TOHOKU·Filed 2021·Granted Dec 2, 2025·0 cites·8 claims
- 3553US7610159B2Multivariable mass flow rate transmitter system and flow rate setting toolYOKOGAWA ELECTRIC CORP·Filed 2007·Granted Oct 27, 2009·2 cites·13 claims
- 3650US5585052AProcess for the preparation of polybenzazole staple fiberDOW CHEMICAL CO·Filed 1994·Granted Dec 17, 1996·8 cites·11 claims
- 3746US2013315435A1Speaker edge, method for manufacturing same and speakerSATO MASATOSHI·Filed 2010·Application pending·0 cites
- 3845US2014315102A1Electrode material and lithium ion battery using sameIDEMITSU KOSAN CO·Filed 2012·Application pending·0 cites
- 3943US5096755APackaging medium for electrophotographic photosensitive memberCANON KK·Filed 1989·Granted Mar 17, 1992·5 cites·12 claims
- 4043US5008168APhotosensitive member for electrophotographyCANON KK·Filed 1989·Granted Apr 16, 1991·5 cites·42 claims
- 4142US10472518B2Method for producing polycarbonate-polyorganosiloxane copolymerIDEMITSU KOSAN CO·Filed 2016·Granted Nov 12, 2019·0 cites·14 claims
- 4242US2004092662A1Propylene polymer composition, molded object, and polyolefin copolymerFiled 2002·Application pending·0 cites
- 4340US8418564B2Property testing apparatus for photocurable resin, retainer used in the testing apparatus and property testing methodKANEDA MASAKI·Filed 2010·Granted Apr 16, 2013·0 cites·11 claims
- 4439US5777056APolyolefinic resin and a resin composition comprising said resinIDEMITSU PETROCHEMICAL CO·Filed 1996·Granted Jul 7, 1998·4 cites·4 claims
- 4539US4932860AElectrophotographic photosensitive memberCANON KK·Filed 1988·Granted Jun 12, 1990·4 cites·10 claims
- 4631US5986007APolyolefinic resin and a resin composition comprising said resinIDEMITSU PETROCHEMICAL CO·Filed 1998·Granted Nov 16, 1999·1 cites·7 claims
- 4729US10613433B2Method for producing substrate with fine projection-and-recess pattern, and substrate with fine projection-and-recess pattern obtained therebyUNIV TOHOKU·Filed 2015·Granted Apr 7, 2020·0 cites·8 claims
- 4827US7584063B2Multivariable transmitter and computation processing method of the sameYOKAGAWA ELECTRIC CORP·Filed 2004·Granted Sep 1, 2009·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →