Inventor · disambiguated record
Kenneth J. Himmelstein
Also filed as: HIMMELSTEIN KENNETH J
10 granted patents·1,202 citations·filing 1974–1994
93Inventor score
Top patents by PatentIndex Score
10 records- 0197US4851228AMultiparticulate controlled porosity osmoticMERCK & CO INC·Filed 1987·Granted Jul 25, 1989·330 cites·20 claims
- 0296US4489056AAcid anhydrides as rate controlling agent for the erosion of polymers which latter polymers have beneficial substances dispersed throughout their matrix or where the polymer matrix surrounds the beneficial substanceMERCK & CO INC·Filed 1982·Granted Dec 18, 1984·59 cites·9 claims
- 0395US4475916AOsmotic drug delivery systemMERCK & CO INC·Filed 1982·Granted Oct 9, 1984·195 cites·11 claims
- 0494US5252318AReversible gelation compositions and methods of useALLERGAN INC·Filed 1990·Granted Oct 12, 1993·180 cites·39 claims
- 0594US4968507AControlled porosity osmotic pumpMERCK & CO INC·Filed 1987·Granted Nov 6, 1990·174 cites·17 claims
- 0688US5599534AReversible gel-forming composition for sustained delivery of bio-affecting substances, and method of useUNIV NEBRASKA·Filed 1994·Granted Feb 4, 1997·111 cites·22 claims
- 0780US5296228ACompositions for controlled delivery of pharmaceutical compoundsALLERGAN INC·Filed 1992·Granted Mar 22, 1994·64 cites·4 claims
- 0876US4780319AOrganic acids as catalysts for the erosion of polymersMERCK & CO INC·Filed 1987·Granted Oct 25, 1988·56 cites·11 claims
- 0975US3965036ARegeneration of activated carbon with a solution of sorbed species in a solventDOW CHEMICAL CO·Filed 1974·Granted Jun 22, 1976·17 cites·10 claims
- 1062US5276044ALeukotriene receptor antagonist and antihistamine complex pharmaceutical compositionsALLERGAN INC·Filed 1991·Granted Jan 4, 1994·16 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →