Inventor · disambiguated record
Helmut Wachtel
Also filed as: SCHMIECHEN RALPH · WACHTEL HELMUT
42 granted patents·876 citations·filing 1974–1997
98Inventor score
Top patents by PatentIndex Score
42 records- 0198US4193926A4-(Polyalkoxy phenyl)-2-pyrrolidonesSCHERING AG·Filed 1976·Granted Mar 18, 1980·156 cites·45 claims
- 0298US4012495A4-(Polyalkoxyphenyl)-2-pyrrolidonesSCHERING AG·Filed 1975·Granted Mar 15, 1977·146 cites·58 claims
- 0396US4186129A5-(Substituted phenyl)-oxazolidinones and their sulfur analogsSCHERING AG·Filed 1977·Granted Jan 29, 1980·45 cites·29 claims
- 0495US4153713A4-(Polyalkoxyphenyl)-2-pyrrolidones (II)SCHERING AG·Filed 1976·Granted May 8, 1979·65 cites·17 claims
- 0590US4029777A18-Methyl-19-nor-20-ketopregnanes and process for the preparation thereofSCHERING AG·Filed 1975·Granted Jun 14, 1977·28 cites·18 claims
- 0686US4056633AD-homo-20-ketopregnanes and method for inducing anesthesia or narcosisSCHERING AG·Filed 1975·Granted Nov 1, 1977·20 cites·37 claims
- 0784US5672622ATreatment of multiple sclerosisBERLEX LAB·Filed 1994·Granted Sep 30, 1997·50 cites·32 claims
- 0882US4970200AAgent for treatment of Parkinson's diseaseSCHERING AG·Filed 1989·Granted Nov 13, 1990·37 cites·20 claims
- 0978US5547958AN-(8α-ergolinyl)-amidesSCHERING AG·Filed 1994·Granted Aug 20, 1996·17 cites·17 claims
- 1078US5411966A2, 13-disubstituted ergolines, their production and use in pharmaceutical agentsSCHERING AG·Filed 1993·Granted May 2, 1995·22 cites·21 claims
- 1173US5401748A2,14-disubstituted ergolines, their production and use in pharmaceutical compositionsSCHERING AG·Filed 1992·Granted Mar 28, 1995·27 cites·4 claims
- 1272US6025376AChiral methylphenyloxazolidinonesSCHERING AG·Filed 1996·Granted Feb 15, 2000·32 cites·6 claims
- 1371US4731367A2-substituted ergolines useful as neuroleptics and antidepressantsSCHERING AG·Filed 1985·Granted Mar 15, 1988·9 cites·14 claims
- 1470US4874768A1,2-disubstituted ergolines useful for producing central antidopanminergic or α2-receptor-blocking activitySCHERING AG·Filed 1986·Granted Oct 17, 1989·15 cites·14 claims
- 1569US6011060AChiral phenyldihydrofuranones as PDE-IV inhibitorsSCHERING AG·Filed 1997·Granted Jan 4, 2000·27 cites·19 claims
- 1669US4826852ANovel ergolinyl compounds nitrogen-substituted in the 8-position, useful for treating dopamine deficiencySCHERING AG·Filed 1986·Granted May 2, 1989·15 cites·31 claims
- 1767US5158957A2-substituted ergolinesSCHERING AG·Filed 1991·Granted Oct 27, 1992·19 cites·24 claims
- 1866US5212178A8α-acylamino ergolines and use as pharmaceutical agentsSCHERING AG·Filed 1990·Granted May 18, 1993·17 cites·12 claims
- 1963US4020164ABenzomorphan derivativesSCHERING AG·Filed 1975·Granted Apr 26, 1977·4 cites·18 claims
- 2058US6060501ACombined treatment of multiple sclerosisSCHERING AG·Filed 1997·Granted May 9, 2000·21 cites·18 claims
- 2158US4045574AD-homo-20-ketopregnanesSCHERING AG·Filed 1974·Granted Aug 30, 1977·7 cites·23 claims
- 2257US4824838AUse of 5-(substituted phenyl)-oxazolidinone derivatives for treatment of depressionSCHERING AG·Filed 1987·Granted Apr 25, 1989·7 cites·15 claims
- 2352US5847010ATreatment of multiple sclerosisBERLEX LAB·Filed 1997·Granted Dec 8, 1998·11 cites·1 claims
- 2452US4740509A12- and 13-bromoergolines useful for treating hypertensionSCHERING AG·Filed 1986·Granted Apr 26, 1988·6 cites·16 claims
- 2551US4847262A2-substituted ergolines having neuroleptic and antidepressant activitiesSCHERING AG·Filed 1987·Granted Jul 11, 1989·4 cites·19 claims
- 2651US4826851A2-substituted ergoline urea and thio-urea derivatives having neurolyptic/dopaminergic activitySCHERING AG·Filed 1986·Granted May 2, 1989·5 cites·10 claims
- 2751US4593032ATerguride as antihypertensiveSCHERING AG·Filed 1985·Granted Jun 3, 1986·6 cites·8 claims
- 2849US6117895APharmaceutical preparations for TNF inhibitionSCHERING AG·Filed 1996·Granted Sep 12, 2000·9 cites·39 claims
- 2948US5064854A3,4-disubstituted phenyl heterocycles and their useSCHERING AG·Filed 1989·Granted Nov 12, 1991·2 cites·19 claims
- 3048US4863929A12- and 13-substituted ergoline derivatives having alpha2 -receptor-blocking effectSCHERING AG·Filed 1986·Granted Sep 5, 1989·5 cites·19 claims
- 3147US5059612AAnti-dementia drugSCHERING AG·Filed 1990·Granted Oct 22, 1991·15 cites·8 claims
- 3247US4766128AOptionally 11- to 13-substituted ergoline compounds useful as medicinal agentsSCHERING AG·Filed 1984·Granted Aug 23, 1988·3 cites·24 claims
- 3345US4925854ABenzimidazole derivativesSCHERING AG·Filed 1988·Granted May 15, 1990·4 cites·6 claims
- 3444US5037832A2-substituted ergolinesSCHERING AG·Filed 1989·Granted Aug 6, 1991·3 cites·27 claims
- 3539US6191132B1Use of quisqualate receptor antagonistsSCHERING AG·Filed 1993·Granted Feb 20, 2001·8 cites·21 claims
- 3636US5219862A8 beta-substituted ergolines, process for their production and their useSCHERING AG·Filed 1990·Granted Jun 15, 1993·2 cites·5 claims
- 3736US4772610A1-alkyl ergolinylthiourea derivatives and their use as antidepressant agentsSCHERING AG·Filed 1986·Granted Sep 20, 1988·1 cites·17 claims
- 3835US5242678ABR*-diagnostics for monoamine receptorsSCHERING AG·Filed 1989·Granted Sep 7, 1993·1 cites·19 claims
- 3935US4853390A(2-Haloergolinyl)-N'-N'-diethylurea compounds useful as medicinal agents E.G., as neurolepticsSCHERING AG·Filed 1987·Granted Aug 1, 1989·1 cites·23 claims
- 4035US4522820ATrans-dihydrolisuride antipsychoticSCHERING AG·Filed 1982·Granted Jun 11, 1985·1 cites·9 claims
- 4134US4711891AUse of terguride as a geriatric agentSCHERING AG·Filed 1986·Granted Dec 8, 1987·2 cites·27 claims
- 4229US4857298AI*-diagnostics for monoamine receptors using ergolinesSCHERING AG·Filed 1987·Granted Aug 15, 1989·1 cites·31 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →