Inventor · disambiguated record
Robert J. Koshar
Also filed as: KOSHAR ROBERT J
20 granted patents·932 citations·filing 1972–1996
96Inventor score
Files withMINNESOTA MINING & MFG20
Top patents by PatentIndex Score
20 records- 0198US4543398AOphthalmic devices fabricated from urethane acrylates of polysiloxane alcoholsMINNESOTA MINING & MFG·Filed 1984·Granted Sep 24, 1985·356 cites·31 claims
- 0297US4387222ACyclic perfluoroaliphaticdisulfonimidesMINNESOTA MINING & MFG·Filed 1981·Granted Jun 7, 1983·59 cites·11 claims
- 0397US4313988AEpoxypolysiloxane release coatings for adhesive materialsMINNESOTA MINING & MFG·Filed 1980·Granted Feb 2, 1982·167 cites·24 claims
- 0497US3932526AFluoroaliphaticsulfonyl substituted ethylenesMINNESOTA MINING & MFG·Filed 1972·Granted Jan 13, 1976·43 cites·6 claims
- 0595US5676884ANonlinear optical materials containing polar disulfone-functionalized moleculesMINNESOTA MINING & MFG·Filed 1996·Granted Oct 14, 1997·65 cites·6 claims
- 0695US4565714ALow surface energy materialMINNESOTA MINING & MFG·Filed 1984·Granted Jan 21, 1986·76 cites·26 claims
- 0789US3984357AFluoroaliphaticsulfonyl substituted ethylenesMINNESOTA MINING & MFG·Filed 1974·Granted Oct 5, 1976·18 cites·3 claims
- 0888US5360582ANonlinear optical materials containing polar disulfone-functionalized moleculesMINNESOTA MINING & MFG·Filed 1991·Granted Nov 1, 1994·25 cites·7 claims
- 0987US4031036AUse of bis(fluoroaliphaticsulfonyl) imides in cationic polymerizationMINNESOTA MINING & MFG·Filed 1975·Granted Jun 21, 1977·31 cites·22 claims
- 1079US4053519A1,1,3,3-tetrakis(perfluoroalkylsulfonyl)propanesMINNESOTA MINING & MFG·Filed 1976·Granted Oct 11, 1977·11 cites·3 claims
- 1176US4429093ACyclic perfluoroaliphaticdisulfonimides as polymerization catalystsMINNESOTA MINING & MFG·Filed 1983·Granted Jan 31, 1984·9 cites·5 claims
- 1275US4054596ACarboxy and carbohydrocarbyloxy-substituted 1,1-bis(perfluoroalkylsulfonyl)propanesMINNESOTA MINING & MFG·Filed 1975·Granted Oct 18, 1977·9 cites·3 claims
- 1375US3962346A1,1-Bis(perfluoroalkylsulfonyl)ethenesMINNESOTA MINING & MFG·Filed 1975·Granted Jun 8, 1976·7 cites·4 claims
- 1469US4247674AUse of bis(fluoroaliphaticsulfonyl)imides in polymerization of organocyclosiloxanesMINNESOTA MINING & MFG·Filed 1979·Granted Jan 27, 1981·15 cites·16 claims
- 1561US4600774ACyclic sulfoperfluoroaliphaticcarboxylic acid anhydrides and amide derivatives thereofMINNESOTA MINING & MFG·Filed 1985·Granted Jul 15, 1986·12 cites·4 claims
- 1661US4332954ACyclic sulfoperfluoroaliphaticcarboxylic acid anhydridesMINNESOTA MINING & MFG·Filed 1981·Granted Jun 1, 1982·13 cites·6 claims
- 1755US4156696AFluoroaliphaticsulfonyl substituted methanesMINNESOTA MINING & MFG·Filed 1977·Granted May 29, 1979·7 cites·1 claims
- 1847US4069233AFluoroaliphaticsulfonyl substituted ethylenes substituted by furyl, thenyl, or 1H-pyrrolyl groupsMINNESOTA MINING & MFG·Filed 1976·Granted Jan 17, 1978·6 cites·5 claims
- 1936US4243783AFluoroaliphaticsulfonyl substituted ethylenes catalysts in polymerization processesMINNESOTA MINING & MFG·Filed 1978·Granted Jan 6, 1981·2 cites·7 claims
- 2030US5578251AMethod of preparing polar disulfone-functionalized moleculesMINNESOTA MINING & MFG·Filed 1994·Granted Nov 26, 1996·1 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →