Inventor · disambiguated record
Donald L. Tomkinson
Also filed as: TOMKINSON DONALD · TOMKINSON DONALD L
9 granted patents·675 citations·filing 1976–1988
91Inventor score
Top patents by PatentIndex Score
9 records- 0197US4741401AMethod for treating subterranean formationsDOW CHEMICAL CO·Filed 1987·Granted May 3, 1988·404 cites·35 claims
- 0295US4756844AControlled-release composition having a membrane comprising submicron particlesDOW CHEMICAL CO·Filed 1986·Granted Jul 12, 1988·107 cites·29 claims
- 0385US4923753AControlled-release compositions for acidsDOW CHEMICAL CO·Filed 1987·Granted May 8, 1990·44 cites·40 claims
- 0482US4046718APolymerization method employing tubular reactorDOW CHEMICAL CO·Filed 1976·Granted Sep 6, 1977·42 cites·6 claims
- 0575US4902493AProcess for the generation of sulfur trioxide reagent and sulfonation of the surface of polymeric resinsDOW CHEMICAL CO·Filed 1988·Granted Feb 20, 1990·25 cites·10 claims
- 0674US4915912AApparatus for the generation of sulfur trioxide reagent and sulfonation of the surface of polymeric resinsDOW CHEMICAL CO·Filed 1988·Granted Apr 10, 1990·23 cites·8 claims
- 0754US4780698ACircuit interrupter device and method for makingTEXAS INSTRUMENTS INC·Filed 1987·Granted Oct 25, 1988·10 cites·11 claims
- 0846US4861250AMold sulfonation systemDOW CHEMICAL CO·Filed 1988·Granted Aug 29, 1989·16 cites·7 claims
- 0933US4879805AMethod for making a circuit interrupter deviceTEXAS INSTRUMENTS INC·Filed 1988·Granted Nov 14, 1989·4 cites·5 claims
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