Inventor · disambiguated record
Hiroki Tomioka
Also filed as: TOMIOKA HIROKI
27 granted patents·10 pending applications·237 citations·filing 1984–2020
95Inventor score
Top patents by PatentIndex Score
37 records- 0195US5122530A1-pyridylimidazole derivative and its useSUMITOMO CHEMICAL CO·Filed 1991·Granted Jun 16, 1992·64 cites·14 claims
- 0287US7279097B2Composite semipermeable membrane, and production process thereofTORAY INDUSTRIES·Filed 2004·Granted Oct 9, 2007·48 cites·14 claims
- 0387US5180732A4-tert.-butyl imidazole derivative and useSUMITOMO CHEMICAL CO·Filed 1991·Granted Jan 19, 1993·33 cites·11 claims
- 0486US5252590A1-pyridylimidazole derivativeSUMITOMO CHEMICAL CO·Filed 1992·Granted Oct 12, 1993·29 cites·9 claims
- 0582US7641054B2Composite semipermeable membrane, production process thereof, and element, fluid separation equipment and treatment method for boron-containing water using the sameTORAY INDUSTRIES·Filed 2005·Granted Jan 5, 2010·11 cites·18 claims
- 0681US10639595B2Separation membraneTORAY INDUSTRIES·Filed 2016·Granted May 5, 2020·2 cites·17 claims
- 0779US10478782B2Composite hollow fiber membrane and method for producing sameTORAY INDUSTRIES·Filed 2016·Granted Nov 19, 2019·2 cites·9 claims
- 0878US8657123B2Composite semipermeable membrane and manufacturing method thereforOKABE JUN·Filed 2009·Granted Feb 25, 2014·10 cites·8 claims
- 0975US4709052ASoil disease-controlling imidesSUMITOMO CHEMICAL CO·Filed 1984·Granted Nov 24, 1987·7 cites·2 claims
- 1073US10799837B2Separation membraneTORAY INDUSTRIES·Filed 2017·Granted Oct 13, 2020·1 cites·7 claims
- 1172US8960449B2Composite semipermeable membrane and manufacturing method thereforTOMIOKA HIROKI·Filed 2009·Granted Feb 24, 2015·9 cites·16 claims
- 1269US10888822B2Separation membraneTORAY INDUSTRIES·Filed 2015·Granted Jan 12, 2021·1 cites·5 claims
- 1367US11103836B2Separation membraneTORAY INDUSTRIES·Filed 2020·Granted Aug 31, 2021·0 cites·18 claims
- 1464US4668693ABromodichloroimidazole insecticideSUMITOMO CHEMICAL CO·Filed 1985·Granted May 26, 1987·6 cites·20 claims
- 1562US2020246759A1Separation film, cellulose-based resin composition, and method for producing separation filmTORAY INDUSTRIES·Filed 2020·Application pending·0 cites
- 1661US2018280893A1Separation film, cellulose-based resin composition, and method for producing separation filmTORAY INDUSTRIES·Filed 2016·Application pending·0 cites
- 1760US8602222B2Composite semipermeable membranes, methods for production thereof and uses thereofNAKATSUJI KOJI·Filed 2006·Granted Dec 10, 2013·3 cites·10 claims
- 1860US7497951B2Composite semipermeable membrane, production process thereof, and element, fluid separation equipment and method for water treatment using the sameTORAY INDUSTRIES·Filed 2005·Granted Mar 3, 2009·1 cites·14 claims
- 1959US2014377460A1Composite separation membraneTORAY INDUSTRIES·Filed 2014·Application pending·0 cites
- 2055US2011017662A1Composite separation membraneTORAY INDUSTRIES·Filed 2009·Application pending·0 cites
- 2151US2007293510A1Thiadiazole compounds and use thereofSUMITOMO CHEMICAL CO·Filed 2007·Application pending·0 cites
- 2246US5756522ATriazole derivatives and uses thereofSUMITOMO CHEMICAL CO·Filed 1996·Granted May 26, 1998·3 cites·16 claims
- 2346US2016317973A1Semipermeable membrane production process and semipermeable membraneTORAY INDUSTRIES·Filed 2014·Application pending·0 cites
- 2444US7273879B2Thiadiazole compounds and use thereofSUMITOMO CHEMICAL CO·Filed 2003·Granted Sep 25, 2007·0 cites·11 claims
- 2543US5124341AOxadiazolinone derivative and its production and useSUMITOMO CHEMICAL CO·Filed 1990·Granted Jun 23, 1992·3 cites·10 claims
- 2642US5075488ASoil disease-controlling cyano and ester derivatives of cyclopentenyl amineSUMITOMO CHEMICAL CO·Filed 1987·Granted Dec 24, 1991·1 cites·3 claims
- 2741US5153215A1-phenylimidazole derivative and its useSUMITOMO CHEMICAL CO·Filed 1991·Granted Oct 6, 1992·1 cites·24 claims
- 2840US10906011B2Layered semipermeable membraneTORAY INDUSTRIES·Filed 2017·Granted Feb 2, 2021·0 cites·12 claims
- 2938US4689340ATrihaloimidazole insecticideSUMITOMO CHEMICAL CO·Filed 1985·Granted Aug 25, 1987·1 cites·29 claims
- 3036US2017326506A1Multilayer semipermeable membraneTORAY INDUSTRIES·Filed 2015·Application pending·0 cites
- 3136US2012305473A1Composite semipermeable membrane and method of producing the sameOGAWA TAKAFUMI·Filed 2011·Application pending·0 cites
- 3236US2013313186A1Composite semipermeable membrane and process for producing the sameMINEHARA HIROKI·Filed 2011·Application pending·0 cites
- 3333US5563174AHydrazone compound and insecticide containing said compound as active ingredientSUMITOMO CHEMICAL CO·Filed 1995·Granted Oct 8, 1996·1 cites·13 claims
- 3433US4843090ASoil fungicidal benzimidazolesSUMITOMO CHEMICAL CO·Filed 1988·Granted Jun 27, 1989·0 cites·1 claims
- 3533US2013098832A1Semi-permeable composite membraneMATSUYAMA HIDETO·Filed 2011·Application pending·0 cites
- 3632US5536748AHydrazone compound and insecticide containing the same as active ingredientSUMITOMO CHEMICAL CO·Filed 1994·Granted Jul 16, 1996·0 cites·9 claims
- 3730US6103750AFluorinated dihydrobenzofuranyl and dihydroisobenzofuranyl compounds useful as insecticidal and acaricidal agentsSUMITOMO CHEMICAL CO·Filed 1998·Granted Aug 15, 2000·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →