Inventor · disambiguated record
Shoji Tamai
Also filed as: TAMAI SHOJI
68 granted patents·2 pending applications·980 citations·filing 1985–2005
99Inventor score
Files withMITSUI TOATSU CHEMICALS54MITSUI CHEMICALS INC12AMDAHL CORP1OBATA TAKESHI1TORIIDA MASAHIRO1
Top patents by PatentIndex Score
70 records- 0197US4847349APolyimide and high-temperature adhesive of polyimide from meta substituted phenoxy diaminesMITSUI TOATSU CHEMICALS·Filed 1986·Granted Jul 11, 1989·89 cites·6 claims
- 0292US4839232AFlexible laminate printed-circuit board and methods of making sameMITSUI TOATSU CHEMICALS·Filed 1986·Granted Jun 13, 1989·72 cites·14 claims
- 0387US6531568B1Polyimide containing crosslinkable group and process for producing the sameMITSUI CHEMICALS INC·Filed 1999·Granted Mar 11, 2003·45 cites·35 claims
- 0485US4734482APolyimide from ether diamine having the indane structure and high-temperature adhesive of polyimideMITSUI TOATSU CHEMICALS·Filed 1986·Granted Mar 29, 1988·31 cites·7 claims
- 0583US4931531APolyimide and high-temperature adhesive thereofMITSUI TOATSU CHEMICALS·Filed 1988·Granted Jun 5, 1990·28 cites·10 claims
- 0681US5470943APolyimideMITSUI TOATSU CHEMICALS·Filed 1994·Granted Nov 28, 1995·27 cites·18 claims
- 0780US5278276APolyimide and high-temperature adhesive of polyimideMITSUI TOATSU CHEMICALS·Filed 1993·Granted Jan 11, 1994·27 cites·9 claims
- 0879US5043419AProcess for preparing a polyimide and a composite material containing the sameMITSUI TOATSU CHEMICALS·Filed 1988·Granted Aug 27, 1991·26 cites·37 claims
- 0978US5708128ALinear polyamic acid, linear polyimide and thermoset polyimideMITSUI TOATSU CHEMICALS·Filed 1996·Granted Jan 13, 1998·31 cites·14 claims
- 1078US4795798AHigh-temperature adhesive polyimide from 2,2-bis[4-(3-amino phenoxy)phenyl]1,1,1,3,3,3-hexafluoro propaneMITSUI TOATSU CHEMICALS·Filed 1987·Granted Jan 3, 1989·22 cites·5 claims
- 1177US4883718AFlexible copper-clad circuit substrateMITSUI TOATSU CHEMICALS·Filed 1986·Granted Nov 28, 1989·33 cites·3 claims
- 1276US6916898B2Process for producing polyimideMITSUI CHEMICALS INC·Filed 2001·Granted Jul 12, 2005·12 cites·20 claims
- 1375US5288843APolyimides, process for the preparation thereof and polyimide resin compositionsMITSUI TOATSU CHEMICALS·Filed 1990·Granted Feb 22, 1994·15 cites·42 claims
- 1474US5525704AResin forming compositionsMITSUI TOATSU CHEMICALS·Filed 1995·Granted Jun 11, 1996·10 cites·7 claims
- 1574US4994544AProduction process for polyimide fibersMITSUI TOATSU CHEMICALS·Filed 1989·Granted Feb 19, 1991·23 cites·19 claims
- 1672US5268446AReadily processable polyimide and preparation process of sameMITSUI TOATSU CHEMICALS·Filed 1991·Granted Dec 7, 1993·18 cites·5 claims
- 1772US5231160AAromatic diamine compound, preparation process of same and polyimide prepared from sameMITSUI TOATSU CHEMICALS·Filed 1991·Granted Jul 27, 1993·10 cites·24 claims
- 1871US4908409APolyimideMITSUI TOATSU CHEMICALS·Filed 1987·Granted Mar 13, 1990·17 cites·1 claims
- 1970US7345135B2Crosslinkable aromatic resin having protonic acid group, and ion conductive polymer membrane, binder and fuel cell using the resinMITSUI CHEMICALS INC·Filed 2004·Granted Mar 18, 2008·9 cites·34 claims
- 2070US6458912B1Crystalline polyimide for melt molding with satisfactory thermal stabilityMITSUI CHEMICALS INC·Filed 1999·Granted Oct 1, 2002·24 cites·16 claims
- 2170US5210174APreparation process of polyimideMITSUI TOATSU CHEMICALS·Filed 1990·Granted May 11, 1993·18 cites·13 claims
- 2269US5508377APolyimideMITSUI TOATSU CHEMICALS·Filed 1994·Granted Apr 16, 1996·13 cites·16 claims
- 2369US5480965AReadily soluble, amorphous polyimide, and preparation process of sameMITSUI TOATSU CHEMICALS·Filed 1994·Granted Jan 2, 1996·14 cites·32 claims
- 2469US5013817AProcess for preparing a polyimide and a composite material containing the sameMITSUI TOATSU CHEMICALS·Filed 1988·Granted May 7, 1991·17 cites·37 claims
- 2569US4797466AHigh-temperature adhesive polyimide from 2,6-bis(3-aminophenoxy)pyridineMITSUI TOATSU CHEMICALS·Filed 1987·Granted Jan 10, 1989·16 cites·6 claims
- 2668US5719256AProcess for preparing polycondensation polymer compoundMITSUI TOATSU CHEMICALS·Filed 1996·Granted Feb 17, 1998·20 cites·74 claims
- 2765US6917275B2Magnetic core and magnetic core-use adhesive resin compositionMITSUI CHEMICALS INC·Filed 2002·Granted Jul 12, 2005·9 cites·14 claims
- 2865US5268447AReadily processable polyimide and preparation process of sameMITSUI TOATSU CHEMICALS·Filed 1992·Granted Dec 7, 1993·13 cites·10 claims
- 2965US5205894APolyimide and high-temperature adhesive of polyimideMITSUI TOATSU CHEMICALS·Filed 1991·Granted Apr 27, 1993·11 cites·9 claims
- 3064US5506311APolyimides, process for the preparation thereof and polyimide resin compositionsMITSUI TOATSU CHEMICALS·Filed 1994·Granted Apr 9, 1996·8 cites·8 claims
- 3163US5041520AProcess for preparing polyimide having excellent high temperature stabilityMITSUI TOATSU CHEMICALS·Filed 1989·Granted Aug 20, 1991·13 cites·9 claims
- 3260US7217780B2Polyether ketone and method of producing the sameMITSUI CHEMICALS INC·Filed 2002·Granted May 15, 2007·5 cites·3 claims
- 3360US5484948ABismaleimide compoundsMITSUI TOATSU CHEMICALS·Filed 1994·Granted Jan 16, 1996·4 cites·4 claims
- 3460US5206438AAromatic 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
- 3559US5086125APolyimide resin compositionMITSUI TOATSU CHEMICALS·Filed 1990·Granted Feb 4, 1992·15 cites·5 claims
- 3659US4937316AProcess for preparing polyimidesAMDAHL CORP·Filed 1989·Granted Jun 26, 1990·11 cites·4 claims
- 3758US5300620AHeat-resistant adhesive and method of adhesion by using adhesiveMITSUI TOATSU CHEMICALS·Filed 1993·Granted Apr 5, 1994·17 cites·6 claims
- 3858US5260388APolyimide and process for the preparation thereofMITSUI TOATSU CHEMICALS·Filed 1992·Granted Nov 9, 1993·9 cites·21 claims
- 3958US4987197APolyimide/polyamideimide resin compositionMITSUI TOATSU CHEMICALS·Filed 1989·Granted Jan 22, 1991·13 cites·12 claims
- 4058US4959440APolymide for high-temperature adhesiveMITSUI TOATSU CHEMICALS·Filed 1987·Granted Sep 25, 1990·10 cites·9 claims
- 4154US5821319ALiquid crystal polyamide-imide copolymerMITSUI CHEMICALS INC·Filed 1996·Granted Oct 13, 1998·11 cites·28 claims
- 4254US5374708AFormed polyimide articleMITSUI TOATSU CHEMICALS·Filed 1990·Granted Dec 20, 1994·13 cites·19 claims
- 4353US6103806APolyimide resin compositionMITSUI CHEMICALS INC·Filed 1998·Granted Aug 15, 2000·14 cites·13 claims
- 4453US5087689APolyimide and high-temperature adhesive of polyimide based on meta-phenoxy diaminesMITSUI TOATSU CHEMICALS·Filed 1990·Granted Feb 11, 1992·6 cites·4 claims
- 4552US5380805APolyimides, process for the preparation thereof and polyimide resin compositionsMITSUI TOATSU CHEMICALS·Filed 1993·Granted Jan 10, 1995·7 cites·6 claims
- 4652US5252700AHeat-resistant adhesive and method of adhesion by using adhesiveMITSUI TOATSU CHEMICALS·Filed 1992·Granted Oct 12, 1993·14 cites·9 claims
- 4752US4687836APolyimide adhesives, coats and prepregMITSUI TOATSU CHEMICALS·Filed 1985·Granted Aug 18, 1987·10 cites·14 claims
- 4850US6599675B2Polyimides and polyamic acidsMITSUI CHEMICALS INC·Filed 2001·Granted Jul 29, 2003·9 cites·12 claims
- 4950US5286840AThermally stable polyimide and preparation process of polyimideMITSUI TOATSU CHEMICALS·Filed 1991·Granted Feb 15, 1994·7 cites·2 claims
- 5050US5106937AThermosetting resin from penta arylene bis maleimideMITSUI TOATSU CHEMICALS·Filed 1990·Granted Apr 21, 1992·7 cites·14 claims
Showing the top 50 of 70 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →