Inventor · disambiguated record
Saburo Kawashima
Also filed as: KAWASHIMA SABURO
32 granted patents·495 citations·filing 1979–1994
97Inventor score
Top patents by PatentIndex Score
32 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
- 0285US4734482APolyimide 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
- 0383US4931531APolyimide and high-temperature adhesive thereofMITSUI TOATSU CHEMICALS·Filed 1988·Granted Jun 5, 1990·28 cites·10 claims
- 0480US5278276APolyimide and high-temperature adhesive of polyimideMITSUI TOATSU CHEMICALS·Filed 1993·Granted Jan 11, 1994·27 cites·9 claims
- 0579US5043419AProcess for preparing a polyimide and a composite material containing the sameMITSUI TOATSU CHEMICALS·Filed 1988·Granted Aug 27, 1991·26 cites·37 claims
- 0678US4795798AHigh-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
- 0777US4883718AFlexible copper-clad circuit substrateMITSUI TOATSU CHEMICALS·Filed 1986·Granted Nov 28, 1989·33 cites·3 claims
- 0875US5288843APolyimides, process for the preparation thereof and polyimide resin compositionsMITSUI TOATSU CHEMICALS·Filed 1990·Granted Feb 22, 1994·15 cites·42 claims
- 0972US5231160AAromatic diamine compound, preparation process of same and polyimide prepared from sameMITSUI TOATSU CHEMICALS·Filed 1991·Granted Jul 27, 1993·10 cites·24 claims
- 1071US4908409APolyimideMITSUI TOATSU CHEMICALS·Filed 1987·Granted Mar 13, 1990·17 cites·1 claims
- 1169US5013817AProcess for preparing a polyimide and a composite material containing the sameMITSUI TOATSU CHEMICALS·Filed 1988·Granted May 7, 1991·17 cites·37 claims
- 1269US4797466AHigh-temperature adhesive polyimide from 2,6-bis(3-aminophenoxy)pyridineMITSUI TOATSU CHEMICALS·Filed 1987·Granted Jan 10, 1989·16 cites·6 claims
- 1366US4556738AProcess for preparation of 3,3'- or 3,4'-diamino benzophenoneMITSUI TOATSU CHEMICALS·Filed 1983·Granted Dec 3, 1985·8 cites·7 claims
- 1465US5205894APolyimide and high-temperature adhesive of polyimideMITSUI TOATSU CHEMICALS·Filed 1991·Granted Apr 27, 1993·11 cites·9 claims
- 1564US5506311APolyimides, process for the preparation thereof and polyimide resin compositionsMITSUI TOATSU CHEMICALS·Filed 1994·Granted Apr 9, 1996·8 cites·8 claims
- 1663US5041520AProcess for preparing polyimide having excellent high temperature stabilityMITSUI TOATSU CHEMICALS·Filed 1989·Granted Aug 20, 1991·13 cites·9 claims
- 1759US5086125APolyimide resin compositionMITSUI TOATSU CHEMICALS·Filed 1990·Granted Feb 4, 1992·15 cites·5 claims
- 1859US4937316AProcess for preparing polyimidesAMDAHL CORP·Filed 1989·Granted Jun 26, 1990·11 cites·4 claims
- 1958US5300620AHeat-resistant adhesive and method of adhesion by using adhesiveMITSUI TOATSU CHEMICALS·Filed 1993·Granted Apr 5, 1994·17 cites·6 claims
- 2058US4987197APolyimide/polyamideimide resin compositionMITSUI TOATSU CHEMICALS·Filed 1989·Granted Jan 22, 1991·13 cites·12 claims
- 2158US4959440APolymide for high-temperature adhesiveMITSUI TOATSU CHEMICALS·Filed 1987·Granted Sep 25, 1990·10 cites·9 claims
- 2254US4400492AColor-developer for pressure-sensitive recording sheetsMITSUI TOATSU CHEMICALS·Filed 1981·Granted Aug 23, 1983·13 cites·14 claims
- 2353US5087689APolyimide and high-temperature adhesive of polyimide based on meta-phenoxy diaminesMITSUI TOATSU CHEMICALS·Filed 1990·Granted Feb 11, 1992·6 cites·4 claims
- 2452US5380805APolyimides, process for the preparation thereof and polyimide resin compositionsMITSUI TOATSU CHEMICALS·Filed 1993·Granted Jan 10, 1995·7 cites·6 claims
- 2552US5252700AHeat-resistant adhesive and method of adhesion by using adhesiveMITSUI TOATSU CHEMICALS·Filed 1992·Granted Oct 12, 1993·14 cites·9 claims
- 2645US5459233APolyimides, process for the preparation thereof and polyimide resin compositionsMITSUI TOATSU CHEMICALS·Filed 1993·Granted Oct 17, 1995·3 cites·11 claims
- 2742US5157085APolyimide resin compositionMITSUI TOATSU CHEMICALS·Filed 1989·Granted Oct 20, 1992·8 cites·24 claims
- 2842US4618714AProcess for preparation of 3,3'- or 3,4'-diaminobenzophenonesMITSUI TOATSU CHEMICALS·Filed 1983·Granted Oct 21, 1986·1 cites·5 claims
- 2942US4271059AColor-developing composition for pressure-sensitive recording sheet material and process for the preparation thereof containing phenolic resin and hindered phenolMITSUI TOATSU CHEMICALS·Filed 1980·Granted Jun 2, 1981·3 cites·14 claims
- 3037US4235769AColor-developing phenolic-aldehyde composition for pressure-sensitive recording sheet material and process for the preparation thereofMITSUI TOATSU CHEMICALS·Filed 1979·Granted Nov 25, 1980·3 cites·14 claims
- 3135US4540818AProcess for preparation of 3,3'- or 3,4'-diaminodiphenylmethaneMITSUI TOATSU CHEMICALS·Filed 1983·Granted Sep 10, 1985·0 cites·9 claims
- 3230US5322962AAromatic diamine intermediates useful in the preparation of polyimideMITSUI TOATSU CHEMICALS·Filed 1993·Granted Jun 21, 1994·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →