Inventor · disambiguated record
Yoshimitsu Tanabe
Also filed as: TANABE YOSHIMITSU
46 granted patents·265 citations·filing 1982–2019
98Inventor score
Top patents by PatentIndex Score
46 records- 0190US5281570AThermochromic materialsMITSUI TOATSU CHEMICALS·Filed 1992·Granted Jan 25, 1994·49 cites·12 claims
- 0285US4453009AProcess for producing fluorobenzophenone derivativesMITSUI TOATSU CHEMICALS·Filed 1982·Granted Jun 5, 1984·19 cites·5 claims
- 0383US9511004B2Dental material, dental material composition, dental restorative material, and cured productNARUSE HIROSHI·Filed 2012·Granted Dec 6, 2016·5 cites·16 claims
- 0481US10470980B2Dental polymerizable monomers, compositions, adhesive dental materials and kitsMITSUI CHEMICALS INC·Filed 2016·Granted Nov 12, 2019·2 cites·4 claims
- 0577US6383982B1Color developer composition, aqueous dispersion, recording sheet and color developing inkMITSUI CHEMICALS INC·Filed 2000·Granted May 7, 2002·17 cites·18 claims
- 0673US5023366ASalicylic acid copolymers and their metal salts, production process thereof, color-developing agents comprising metal salts of the copolymers, and color-developing sheets employing the agentsMITSUI TOATSU CHEMICALS·Filed 1987·Granted Jun 11, 1991·20 cites·28 claims
- 0771US5077436ABis(3-aminophenoxy) aromatics and method of preparing the sameMITSUI TOATSU CHEMICALS·Filed 1986·Granted Dec 31, 1991·10 cites·15 claims
- 0868US8778510B2Pyrromethene-boron complex compounds and organic electroluminescent elements using sameOKUDA FUMIO·Filed 2010·Granted Jul 15, 2014·2 cites·15 claims
- 0966US9504632B2Compound, composition comprising the compound and cured productNARUSE HIROSHI·Filed 2012·Granted Nov 29, 2016·1 cites·18 claims
- 1066US5647896AColor-developing agents and color-developing sheetsMITSUI TOATSU CHEMICALS·Filed 1995·Granted Jul 15, 1997·17 cites·19 claims
- 1166US5270281AHeat-sensitive recording materials and phenol compoundsMITSUI TOATSU CHEMICALS·Filed 1992·Granted Dec 14, 1993·8 cites·4 claims
- 1266US4966961APolymaleimide from polyarylene polyamine and process for the preparation thereofMITSUI TOATSU CHEMICALS·Filed 1989·Granted Oct 30, 1990·6 cites·17 claims
- 1365US4952648AProduction process of multivalent metal-modified salicylic acid/styrene resin, color-developing agent using the resin and suited for use in pressure-sensitive copying paper sheet and pressure-sensitive copying paper unit employing the agentMITSUI TOATSU CHEMICALS·Filed 1988·Granted Aug 28, 1990·11 cites·7 claims
- 1464US11110038B2Dental polymerizable monomers, compositions, adhesive dental materials and kitsMITSUI CHEMICALS INC·Filed 2019·Granted Sep 7, 2021·0 cites·4 claims
- 1562US5326739AProcess for producing 3,5-di(α-methylbenzyl)salicylic acid derivative, and use of polyvalent-metal-modified product thereof as color developerMITSUI TOATSU CHEMICALS·Filed 1993·Granted Jul 5, 1994·7 cites·15 claims
- 1660US5484948ABismaleimide compoundsMITSUI TOATSU CHEMICALS·Filed 1994·Granted Jan 16, 1996·4 cites·4 claims
- 1760US5206438AAromatic diamine compounds, bismaleimide compounds, thermosetting resin forming compositions therefrom, resins therefrom, and methods for their preparationMITSUI TOATSU CHEMICALS·Filed 1990·Granted Apr 27, 1993·4 cites·1 claims
- 1859US4692554AProcess for producing 1,3-bis(3-aminophenoxy)benzeneMITSUI TOATSU CHEMICALS·Filed 1984·Granted Sep 8, 1987·5 cites·6 claims
- 1958US5391806AHeat-sensitive recording materials and phenol compoundsMITSUI TOATSU CHEMICALS·Filed 1993·Granted Feb 21, 1995·5 cites·20 claims
- 2055US5447901AColor-developing compositions and their useMITSUI TOATSU CHEMICALS·Filed 1994·Granted Sep 5, 1995·6 cites·7 claims
- 2154US5525686APolyvalent metal salt of salicyclic acid resin and process for preparing itMITSUI TOATSU CHEMICALS·Filed 1994·Granted Jun 11, 1996·9 cites·6 claims
- 2254US4997874AAqueous suspension and preparation method thereofMITSUI TOATSU CHEMICALS·Filed 1988·Granted Mar 5, 1991·7 cites·11 claims
- 2354US4701567AProcess for producing 6,6'-dihydroxy-3,3,3',3'-tetramethyl-1,1'-spirobiindaneMITSUI TOATSU CHEMICALS·Filed 1986·Granted Oct 20, 1987·4 cites·7 claims
- 2452US4482742AProcess for preparing of 3,3'-diamino diphenylsulfonesMITSUI TOATSU CHEMICALS·Filed 1983·Granted Nov 13, 1984·3 cites·6 claims
- 2551US5306688ASalicylic acid derivatives, the process for preparing the same and the heat-sensitive recording materials comprising thereofMITSUI TOATSU CHEMICALS·Filed 1992·Granted Apr 26, 1994·4 cites·12 claims
- 2650US4937318AAromatic amine resinsMITSUI TOATSU CHEMICALS·Filed 1988·Granted Jun 26, 1990·2 cites·7 claims
- 2748US5376615AColor-developing compositions and their useMITSUI TOATSU CHEMICALS·Filed 1992·Granted Dec 27, 1994·4 cites·9 claims
- 2847US4671890AAminobenzylamine compositionMITSUI TOATSU CHEMICALS·Filed 1985·Granted Jun 9, 1987·6 cites·2 claims
- 2946US5079331AHeat-resistant epoxy resin composition based on 2-(4-hydroxyphenyl)-2-(4-maleimidophenyl)propaneMITSUI TOATSU CHEMICALS·Filed 1990·Granted Jan 7, 1992·6 cites·12 claims
- 3046US4783521ALinear salicylic acid copolymers and their metal salts, production process thereof, color-developing agents comprising metal-resins of the copolymersMITSUI TOATSU CHEMICALS·Filed 1987·Granted Nov 8, 1988·6 cites·22 claims
- 3144US5051494AThermosetting resin composition comprising an aromatic amineMITSUI TOATSU CHEMICALS·Filed 1990·Granted Sep 24, 1991·2 cites·7 claims
- 3244US4754068A1,3-bis(3-aminophenoxy)-5-halogenobenzenes and process for their preparationMITSUI TOATSU CHEMICALS·Filed 1986·Granted Jun 28, 1988·2 cites·16 claims
- 3342US4618714AProcess for preparation of 3,3'- or 3,4'-diaminobenzophenonesMITSUI TOATSU CHEMICALS·Filed 1983·Granted Oct 21, 1986·1 cites·5 claims
- 3441US5028581AOdorless multi-valent metal modified products of salicyclic acid copolymers, production processes thereof, and use thereof as color-developing agents for pressure-sensitive copying paper sheetsMITSUI TOATSU CHEMICALS·Filed 1989·Granted Jul 2, 1991·3 cites·6 claims
- 3535US5476957ASalicylic acid derivativesMITSUI TOATSU CHEMICALS·Filed 1994·Granted Dec 19, 1995·1 cites·15 claims
- 3635US5260403AColor-developing composition, aqueous suspension of the composition, and color-developing sheet produced using the suspension and suitable for use in pressure-sensitive copying paperMITSUI TOATSU CHEMICALS·Filed 1992·Granted Nov 9, 1993·4 cites·15 claims
- 3735US4540818AProcess for preparation of 3,3'- or 3,4'-diaminodiphenylmethaneMITSUI TOATSU CHEMICALS·Filed 1983·Granted Sep 10, 1985·0 cites·9 claims
- 3834US5364967AAromatic diamine compounds, bismalemide compounds, thermosetting resin forming compositions therefrom, resin therefrom, and methods for their preparationMITSUI TOATSU CHEMICALS·Filed 1993·Granted Nov 15, 1994·0 cites·5 claims
- 3934US5274150AProcess for producing 3,5-di(α-methylbenzyl)salicyclic acid derivative, and use of polyvalent-metal-modified product thereof as color developerMITSUI TOATSU CHEMICALS·Filed 1991·Granted Dec 28, 1993·1 cites·15 claims
- 4033US5106953AAromatic amine resins, processes for producing the same and a thermosetting resin composition containing the sameMITSUI TOATSU CHEMICALS·Filed 1990·Granted Apr 21, 1992·0 cites·12 claims
- 4133US5013848AAromatic bismaleimide derivatives and process for preparing sameMITSUI TOATSU CHEMICALS·Filed 1986·Granted May 7, 1991·0 cites·1 claims
- 4233US4957994AEpoxy resins containing imido rings, production process thereof and epoxy resin compositions containing the sameMITSUI TOATSU CHEMICALS·Filed 1989·Granted Sep 18, 1990·1 cites·15 claims
- 4332US5145949AProduction process for making aromatic amine resinsMITSUI TOATSU CHEMICALS·Filed 1992·Granted Sep 8, 1992·0 cites·11 claims
- 4432US4751328AProcess for producing aminobenzylaminesMITSUI TOATSU CHEMICALS·Filed 1986·Granted Jun 14, 1988·1 cites·4 claims
- 4531US4724268APurification process of 3,3'-dinitrodiphenyl compoundsMITSUI TOATSU CHEMICALS·Filed 1986·Granted Feb 9, 1988·0 cites·6 claims
- 4630US4769463A2,6-bis(aminophenoxy)pyridine and method of preparing the sameMITSUI TOATSU CHEMICALS·Filed 1987·Granted Sep 6, 1988·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →