Hans Liepmann
22Patents
7h-index
18Co-inventors
62Inventor score
Filing activity: May 1, 1973 → Apr 3, 1986
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4325957A | 2-Acylaminomethyl-1,4-benzodiazepine derivatives and their salts and pharmaceutical compositions thereof | Chemistry; Metallurgy | 24 | Expired |
| US4096141A | Process for making benzodiazepine derivatives | Chemistry; Metallurgy | 24 | Expired |
| US4595531A | Process of making benzodiazepine derivatives | Chemistry; Metallurgy | 17 | Expired |
| US3998809A | Benzodiazepine derivatives | Chemistry; Metallurgy | 17 | Expired |
| US4505908A | 7-Bromo-5-(2-halophenyl)-1H-2,3-dihydro-1,4-benzodiazepine pharmaceuticals | Chemistry; Metallurgy | 15 | Expired |
| US4402981A | N.sub.1 -Acyl-N.sub.2 -phenyl-diaminopropanols and pharmaceutical compositions thereof and processes for their preparation | Chemistry; Metallurgy | 8 | Expired |
| US4170649A | 1,4-Benzodiazepine derivatives, pharmaceutical compositions thereof, and process for their preparation | Human Necessities | 7 | Expired |
| US4497740A | 2-Azidomethyl-1,4-benzodiazepine compounds | Chemistry; Metallurgy | 4 | Expired |
| US4382030A | 2-Acylaminomethyl-1,4-benzodiazepine derivatives and their salts, pharmaceutical compositions thereof and process for their preparation | Chemistry; Metallurgy | 3 | Expired |
| US4508716A | [1,2]-Fused 1,4-benzodiazepine compounds, process for their preparation and compositions containing them | Chemistry; Metallurgy | 3 | Expired |
| US4098786A | Benzodiazepin derivatives | Chemistry; Metallurgy | 3 | Expired |
| US4191770A | N.sub.1 -acyl-N.sub.2 -phenyldiaminopropanols and pharmaceutical compositions thereof | Chemistry; Metallurgy | 2 | Expired |
| US4244869A | Benzodiazepine derivatives and process of making them | Chemistry; Metallurgy | 2 | Expired |
| US4271193A | N1-Benzoyl-N2-phenyldiaminopropanols and pharmaceutical compositions thereof, and processes for their preparation | Chemistry; Metallurgy | 2 | Expired |
| US4338314A | [1,2]Anellated-7-phenyl-1,4-benzodiazepine and pharmaceutical compositions thereof and use for treatment of ulcers | Chemistry; Metallurgy | 2 | Expired |
| US4533662A | 2-Acylaminomethyl-1,4-benzodiazepine compounds and analgesic use | Chemistry; Metallurgy | 2 | Expired |
| US4482548A | Analgesic pharmaceutical compositions containing 5-phenyl-1,4-benzo diazepine compounds and a method of using same | Human Necessities | 1 | Expired |
| US4594436A | Isomeric 2-chloromethyl-1,4-benzodiazepine or 3-chloro-1,5-benzodiazocine compound | Chemistry; Metallurgy | 1 | Expired |
| US4216167A | 1,3 Diaminopropane derivatives | Chemistry; Metallurgy | 1 | Expired |
| US4649137A | 2-acylaminomethyl-1,4-benzodiazepine compounds, the preparation thereof, and pharmaceutical compositions containing them | Chemistry; Metallurgy | 0 | Expired |
| US4177287A | Pharmaceutical compositions of N.sub.1 -acyl-N.sub.2 -phenyldiaminopropanols and process for their preparation | Human Necessities | 0 | Expired |
| US4243585A | Bendodiazocine derivatives and process of making the same | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.