Inventor · disambiguated record
Donald A. Upson
Also filed as: UPSON DONALD A
16 granted patents·324 citations·filing 1979–2001
94Inventor score
Top patents by PatentIndex Score
16 records- 0194US4729925APolyurethane elastomers comprising a charge-control agent and shaped elements therefromEASTMAN KODAK CO·Filed 1986·Granted Mar 8, 1988·49 cites·7 claims
- 0290US4497917ALatex composition comprising core-shell polymer particlesEASTMAN KODAK CO·Filed 1982·Granted Feb 5, 1985·65 cites·10 claims
- 0385US4526706AConductive latex compositions, elements and processesEASTMAN KODAK CO·Filed 1981·Granted Jul 2, 1985·36 cites·17 claims
- 0484US4237194AConductive polyanaline salt-latex compositions, elements and processesEASTMAN KODAK CO·Filed 1979·Granted Dec 2, 1980·36 cites·8 claims
- 0578US4762941APolyurethane elastomers comprising a charge control agent and shaped elements therefromEASTMAN KODAK CO·Filed 1987·Granted Aug 9, 1988·23 cites·3 claims
- 0674US4308332AConductive latex compositions, elements and processesEASTMAN KODAK CO·Filed 1980·Granted Dec 29, 1981·23 cites·14 claims
- 0772US4294739AAntistatic compositions comprising crosslinkable latex bindersEASTMAN KODAK CO·Filed 1979·Granted Oct 13, 1981·20 cites·25 claims
- 0870US4544723AVinyl acetate polymers and latex compositions containing sameEASTMAN KODAK CO·Filed 1983·Granted Oct 1, 1985·11 cites·9 claims
- 0970US4448850AVinyl acetate polymers and latex compositions containing sameEASTMAN KODAK CO·Filed 1982·Granted May 15, 1984·11 cites·9 claims
- 1063US5316755ACompositions of iodophenoxy alkanes and iodophenyl ethers for visualization of the gastrointestinal tractSTERLING WINTHROP INC·Filed 1993·Granted May 31, 1994·20 cites·29 claims
- 1157US6635737B1Polymers derived from low unsaturation polyaminesWILLIAMETTE VALLEY COMPANY·Filed 2001·Granted Oct 21, 2003·4 cites·43 claims
- 1256US4708923ACrosslinked vinyl polymer particles and electrographic elements and liquid developers containing such particlesEASTMAN KODAK CO·Filed 1986·Granted Nov 24, 1987·12 cites·27 claims
- 1344US4507385AAcrylonitrile copolymers as protective overcoats in photographic elementsEASTMAN KODAK CO·Filed 1983·Granted Mar 26, 1985·5 cites·7 claims
- 1442US5326553ACompositions of iodophenoxy alkanes and iodophenyl ethers in film-forming materials for visualization of the gastrointestinal tractSTERLING WINTHROP INC·Filed 1993·Granted Jul 5, 1994·9 cites·29 claims
- 1530US5620677ACompositions of iodophenoxy alkanes and iodophenyl ethers for visualization of the gastrointestinal tractSTERLING WINTHROP INC·Filed 1994·Granted Apr 15, 1997·0 cites·7 claims
- 1630US4611027ANovel acrylonitrile copolymersEASTMAN KODAK CO·Filed 1984·Granted Sep 9, 1986·0 cites·2 claims
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