Inventor · disambiguated record
Hans Liepmann
Also filed as: BAHLSEN JACQUELINE · HEINEMANN HENNING · LIEPMANN HANS · LIEPMANN HANS-GUENTHER
22 granted patents·197 citations·filing 1973–1986
95Inventor score
Top patents by PatentIndex Score
22 records- 0193US4096141AProcess for making benzodiazepine derivativesKALI CHEMIE AG·Filed 1976·Granted Jun 20, 1978·36 cites·4 claims
- 0291US4595531AProcess of making benzodiazepine derivativesKALI CHEMIE AG·Filed 1984·Granted Jun 17, 1986·30 cites·20 claims
- 0390US4325957A2-Acylaminomethyl-1,4-benzodiazepine derivatives and their salts and pharmaceutical compositions thereofKALI CHEMIE PHARMA GMBH·Filed 1980·Granted Apr 20, 1982·38 cites·21 claims
- 0484US4505908A7-Bromo-5-(2-halophenyl)-1H-2,3-dihydro-1,4-benzodiazepine pharmaceuticalsKALI CHEMIE PHARMA GMBH·Filed 1982·Granted Mar 19, 1985·28 cites·7 claims
- 0571US3998809ABenzodiazepine derivativesKALI CHEMIE AG·Filed 1973·Granted Dec 21, 1976·17 cites·22 claims
- 0667US4402981AN1 -Acyl-N2 -phenyl-diaminopropanols and pharmaceutical compositions thereof and processes for their preparationKALI CHEMIE PHARMA GMBH·Filed 1981·Granted Sep 6, 1983·9 cites·47 claims
- 0766US4170649A1,4-Benzodiazepine derivatives, pharmaceutical compositions thereof, and process for their preparationKALI CHEMIE PHARMA GMBH·Filed 1978·Granted Oct 9, 1979·8 cites·19 claims
- 0862US4098786ABenzodiazepin derivativesKALI CHEMIE AG·Filed 1976·Granted Jul 4, 1978·4 cites·16 claims
- 0956US4244869ABenzodiazepine derivatives and process of making themKALI CHEMIE AG·Filed 1978·Granted Jan 13, 1981·3 cites·7 claims
- 1053US4497740A2-Azidomethyl-1,4-benzodiazepine compoundsKALI CHEMIE PHARMA GMBH·Filed 1982·Granted Feb 5, 1985·4 cites·1 claims
- 1149US4191770AN1 -acyl-N2 -phenyldiaminopropanols and pharmaceutical compositions thereofKALI CHEMIE PHARMA GMBH·Filed 1978·Granted Mar 4, 1980·3 cites·17 claims
- 1248US4382030A2-Acylaminomethyl-1,4-benzodiazepine derivatives and their salts, pharmaceutical compositions thereof and process for their preparationKALI CHEMIE PHARMA GMBH·Filed 1982·Granted May 3, 1983·3 cites·2 claims
- 1346US4508716A[1,2]-Fused 1,4-benzodiazepine compounds, process for their preparation and compositions containing themKALI CHEMIE PHARMA GMBH·Filed 1982·Granted Apr 2, 1985·3 cites·13 claims
- 1445US4533662A2-Acylaminomethyl-1,4-benzodiazepine compounds and analgesic useKALI CHEMIE PHARMA GMBH·Filed 1981·Granted Aug 6, 1985·3 cites·28 claims
- 1545US4271193AN1-Benzoyl-N2-phenyldiaminopropanols and pharmaceutical compositions thereof, and processes for their preparationKALI CHEMIE PHARMA GMBH·Filed 1979·Granted Jun 2, 1981·3 cites·24 claims
- 1642US4216167A1,3 Diaminopropane derivativesKALI CHEMIE AG·Filed 1976·Granted Aug 5, 1980·1 cites·19 claims
- 1741US4338314A[1,2]Anellated-7-phenyl-1,4-benzodiazepine and pharmaceutical compositions thereof and use for treatment of ulcersKALI CHEMIE PHARMA GMBH·Filed 1979·Granted Jul 6, 1982·2 cites·22 claims
- 1835US4482548AAnalgesic pharmaceutical compositions containing 5-phenyl-1,4-benzo diazepine compounds and a method of using sameKALI CHEMIE PHARMA GMBH·Filed 1983·Granted Nov 13, 1984·1 cites·8 claims
- 1934US4594436AIsomeric 2-chloromethyl-1,4-benzodiazepine or 3-chloro-1,5-benzodiazocine compoundKALI CHEMIE PHARMA GMBH·Filed 1985·Granted Jun 10, 1986·1 cites·1 claims
- 2033US4243585ABendodiazocine derivatives and process of making the sameKALI CHEMIE AG·Filed 1978·Granted Jan 6, 1981·0 cites·19 claims
- 2132US4177287APharmaceutical compositions of N1 -acyl-N2 -phenyldiaminopropanols and process for their preparationKALI CHEMIE PHARMA GMBH·Filed 1978·Granted Dec 4, 1979·0 cites·16 claims
- 2231US4649137A2-acylaminomethyl-1,4-benzodiazepine compounds, the preparation thereof, and pharmaceutical compositions containing themKALI CHEMIE PHARMA GMBH·Filed 1986·Granted Mar 10, 1987·0 cites·20 claims
Join the waitlist — get patent alerts
Get an alert when Hans Liepmann files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →