Inventor · disambiguated record
Helmut Mrozik
Also filed as: ALBERS-SCHONBERG GEORGE · FISHER MICHAEL H · MROZIK HELMUT · MROZIK HELMUT H
52 granted patents·1,611 citations·filing 1974–1996
99Inventor score
Files withMERCK & CO INC52
Top patents by PatentIndex Score
52 records- 0198US4427663A4"-Keto-and 4"-amino-4"-deoxy avermectin compounds and substituted amino derivatives thereofMERCK & CO INC·Filed 1982·Granted Jan 24, 1984·186 cites·14 claims
- 0298US4206205AMonosaccharide and aglycone derivatives of C-076MERCK & CO INC·Filed 1978·Granted Jun 3, 1980·86 cites·12 claims
- 0396US5015630A5-oxime avermectin derivativesMERCK & CO INC·Filed 1989·Granted May 14, 1991·190 cites·13 claims
- 0495US4874749A4"-Deoxy-4-N-methylamino avermectin Bla/BlbMERCK & CO INC·Filed 1987·Granted Oct 17, 1989·115 cites·7 claims
- 0595US4423209AProcesses for the interconversion of avermectin compoundsMERCK & CO INC·Filed 1982·Granted Dec 27, 1983·76 cites·4 claims
- 0695US4201861AAcyl derivatives of C-076 compoundsMERCK & CO INC·Filed 1978·Granted May 6, 1980·58 cites·16 claims
- 0795US4173571A13-Halo and 13-deoxy derivatives of C-076 compoundsMERCK & CO INC·Filed 1977·Granted Nov 6, 1979·54 cites·18 claims
- 0894US4171314A13-Halo and 13-deoxy C-076 compoundsMERCK & CO INC·Filed 1977·Granted Oct 16, 1979·47 cites·13 claims
- 0991US4174400AAnthelmintic benzimidazolesMERCK & CO INC·Filed 1978·Granted Nov 13, 1979·35 cites·10 claims
- 1090US4831016AReduced avermectin derivativesMERCK & CO INC·Filed 1986·Granted May 16, 1989·59 cites·11 claims
- 1190US4328335AProcess for the interconversion of C-076 compoundsMERCK & CO INC·Filed 1980·Granted May 4, 1982·38 cites·7 claims
- 1289US5284841ABenzo-fused lactams promote release of growth hormoneMERCK & CO INC·Filed 1993·Granted Feb 8, 1994·90 cites·8 claims
- 1389US4457920A4a-Substituted avermectin compoundsMERCK & CO INC·Filed 1982·Granted Jul 3, 1984·33 cites·11 claims
- 1488US4289760A23-Keto derivatives of C-076 compoundsMERCK & CO INC·Filed 1980·Granted Sep 15, 1981·37 cites·6 claims
- 1585US4579864AAvermectin and milbemycin 13-keto, 13-imino and 13-amino derivativesMERCK & CO INC·Filed 1984·Granted Apr 1, 1986·18 cites·13 claims
- 1683US5606054AHeterocyclic-fused lactams promote release of growth hormoneMERCK & CO INC·Filed 1993·Granted Feb 25, 1997·23 cites·6 claims
- 1783US4895837AAvermectin derivativesMERCK & CO INC·Filed 1989·Granted Jan 23, 1990·42 cites·15 claims
- 1882US4923867ASynthetic marcfortine derivatives useful as antiparasitic agentsMERCK & CO INC·Filed 1988·Granted May 8, 1990·17 cites·19 claims
- 1980US4469682AAvermectin and milbemycin phosphate esters, pharmaceutical compositions, and method of useMERCK & CO INC·Filed 1983·Granted Sep 4, 1984·12 cites·19 claims
- 2079US3953492AAnthelmintic substituted sulfonamide derivativesMERCK & CO INC·Filed 1975·Granted Apr 27, 1976·9 cites·21 claims
- 2178US5057499AAvermectin derivativesMERCK & CO INC·Filed 1989·Granted Oct 15, 1991·23 cites·14 claims
- 2278US5023241AAvermectin derivativesMERCK & CO INC·Filed 1989·Granted Jun 11, 1991·25 cites·14 claims
- 2376US5789587AHeterocyclic-fused lactams promote release of growth hormoneMERCK & CO INC·Filed 1996·Granted Aug 4, 1998·18 cites·6 claims
- 2476US4547491AC-8A-Oxo-avermectin and milbemycin derivatives, pharmaceutical compositions and method of useMERCK & CO INC·Filed 1984·Granted Oct 15, 1985·17 cites·18 claims
- 2576US4530921AAvermectin epoxide derivatives and method of useMERCK & CO INC·Filed 1983·Granted Jul 23, 1985·15 cites·16 claims
- 2675US5169839ADerivatives of 3'- and 3"-o-desmethyl avermectin compounds, compositions and methods of treating melmintic and parasitic infectionsMERCK & CO INC·Filed 1990·Granted Dec 8, 1992·33 cites·10 claims
- 2775US4587247ASubstituted and unsubstituted 13-(alkoxy)methoxy derivatives of the avermectin aglycones, compositions and useMERCK & CO INC·Filed 1985·Granted May 6, 1986·21 cites·12 claims
- 2873US5208222A4"-and 4'-alkylthio avermectin derivativesMERCK & CO INC·Filed 1991·Granted May 4, 1993·29 cites·8 claims
- 2973US4806527AAvermectin derivativesMERCK & CO INC·Filed 1987·Granted Feb 21, 1989·19 cites·9 claims
- 3072US5229415AAlkylthio alkyl avermectins are active antiparasitic agentsMERCK & CO INC·Filed 1992·Granted Jul 20, 1993·26 cites·7 claims
- 3172US4064239AHalogenated unsaturated alkyl benzenedisulfonamides as anthelminticsMERCK & CO INC·Filed 1975·Granted Dec 20, 1977·8 cites·13 claims
- 3270US4906619AAlkyl avermectin derivativesMERCK & CO INC·Filed 1988·Granted Mar 6, 1990·20 cites·14 claims
- 3370US4873224AAvermectin derivativesMERCK & CO INC·Filed 1988·Granted Oct 10, 1989·13 cites·13 claims
- 3465US4130661ASubstituted benzoylacrylanilidesMERCK & CO INC·Filed 1977·Granted Dec 19, 1978·7 cites·25 claims
- 3564US5830875A24-and 25-substituted avermectin and milbemycin derivativesMERCK & CO INC·Filed 1989·Granted Nov 3, 1998·11 cites·4 claims
- 3664US5162363A23-nor-23-thia avermectin analogs are active anthelmintic agentsMERCK & CO INC·Filed 1992·Granted Nov 10, 1992·8 cites·8 claims
- 3764US5030622AAvermectin derivativesMERCK & CO INC·Filed 1989·Granted Jul 9, 1991·11 cites·11 claims
- 3862US3987199ASubstituted benzenesulfonamides as anthelminticsMERCK & CO INC·Filed 1974·Granted Oct 19, 1976·5 cites·6 claims
- 3961US4978656ASynthetic derivatives of paraherquamideMERCK & CO INC·Filed 1988·Granted Dec 18, 1990·8 cites·26 claims
- 4060US5262400A4α-substituted avermectin derivativesMERCK & CO INC·Filed 1992·Granted Nov 16, 1993·14 cites·13 claims
- 4159US5055454A13-epi-avermectin derivatives useful as antiparasitic agentsMERCK & CO INC·Filed 1989·Granted Oct 8, 1991·8 cites·20 claims
- 4256US5229416AAvermectin difluoro derivativesMERCK & CO INC·Filed 1992·Granted Jul 20, 1993·9 cites·5 claims
- 4351US4550160AProcesses for the interconversion of C-076 compoundsMERCK & CO INC·Filed 1979·Granted Oct 29, 1985·4 cites·6 claims
- 4449US5244879A23-nor-23-oxa avermectin analogs are active anthelmintic agentsMERCK & CO INC·Filed 1992·Granted Sep 14, 1993·6 cites·8 claims
- 4549US4866060AUse of the natural product marcfortines as antiparasitic agentsMERCK & CO INC·Filed 1988·Granted Sep 12, 1989·12 cites·14 claims
- 4648US4062952ASubstituted benzenedisulfonamides as anthelminticsMERCK & CO INC·Filed 1975·Granted Dec 13, 1977·2 cites·12 claims
- 4748US3968228A4-Nitro-5-cyanoimidazoles as coccidiostatsMERCK & CO INC·Filed 1975·Granted Jul 6, 1976·2 cites·3 claims
- 4847US4005199ASubstituted benzenesulfonamides as anthelminticsMERCK & CO INC·Filed 1975·Granted Jan 25, 1977·2 cites·6 claims
- 4946US5350742AAvermectin difluoro derivativesMERCK & CO INC·Filed 1993·Granted Sep 27, 1994·3 cites·7 claims
- 5045US5008250AAvermectins with a cleaved furan ring and an 8a hydroxy groupMERCK & CO INC·Filed 1988·Granted Apr 16, 1991·3 cites·14 claims
Showing the top 50 of 52 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →