Inventor · disambiguated record
Volker Hitzel
Also filed as: BOSIES ELMAR · GEISEN KARL · HITZEL VOLKER · WITTE ERNST-CHRISTIAN
21 granted patents·452 citations·filing 1974–1984
95Inventor score
Top patents by PatentIndex Score
21 records- 0197US4379785AHeterocyclic substituted sulfonyl ureas, and their useHOECHST AG·Filed 1980·Granted Apr 12, 1983·159 cites·6 claims
- 0297US4221815ABenzoic acids, their derivatives and process for preparing themHOECHST AG·Filed 1976·Granted Sep 9, 1980·57 cites·12 claims
- 0395US4207341AHypoglycaemically and hypolipidaemically active derivatives of phenylacetic acidBOEHRINGER MANNHEIM GMBH·Filed 1976·Granted Jun 10, 1980·33 cites·11 claims
- 0495US4181658ACertain nicotinamido-n-benzoic acid derivativesHOECHST AG·Filed 1978·Granted Jan 1, 1980·39 cites·5 claims
- 0594US3962244ABenzene sulfonyl ureasHOECHST AG·Filed 1974·Granted Jun 8, 1976·34 cites·13 claims
- 0687US4315940AAntidiabetic 1-piperidine-sulfonylureasHOECHST AG·Filed 1980·Granted Feb 16, 1982·32 cites·7 claims
- 0781US4158063AAcylamino(alkyl)benzene derivatives and process for preparing themHOECHST AG·Filed 1977·Granted Jun 12, 1979·10 cites·7 claims
- 0880US3998968ABenzenesulfonyl ureas and process for their manufactureHOECHST AG·Filed 1975·Granted Dec 21, 1976·12 cites·9 claims
- 0977US4542127AAntidiabetic salicylic acid derivativesHOECHST AG·Filed 1983·Granted Sep 17, 1985·17 cites·4 claims
- 1077US4325963AThienopyrrolone substituted benezenesulfonylureas and their useHOECHST AG·Filed 1980·Granted Apr 20, 1982·10 cites·9 claims
- 1174US4542139ASulfonylureas pharmaceutical formulations based on these compounds and their use for treatment of diabetesHOECHST AG·Filed 1984·Granted Sep 17, 1985·17 cites·4 claims
- 1263US4132795ABenzenesulfonyl ureas and their use for the treatment of diabetes mellitusHOECHST AG·Filed 1977·Granted Jan 2, 1979·7 cites·8 claims
- 1362US3950524AHypoglycemic benzenesulfonamido pyrimidinesHOECHST AG·Filed 1975·Granted Apr 13, 1976·4 cites·6 claims
- 1460US4157395ABenzenesulfonyl ureasHOECHST AG·Filed 1978·Granted Jun 5, 1979·6 cites·9 claims
- 1552US4182775ABenzoic acids and process for their preparationHOECHST AG·Filed 1977·Granted Jan 8, 1980·4 cites·9 claims
- 1651US4278680AHypoglycaemically and hypolipidaemically active derivatives of phenylacetic acidBOEHRINGER MANNHEIM GMBH·Filed 1979·Granted Jul 14, 1981·3 cites·7 claims
- 1747US4282239ASulfonyl ureas and pharmaceutical preparations thereofHOECHST AG·Filed 1979·Granted Aug 4, 1981·3 cites·8 claims
- 1846US4379153ABenzenesulfonyl ureas, and pharmaceutical preparationsHOECHST AG·Filed 1980·Granted Apr 5, 1983·3 cites·7 claims
- 1940US4585775ASubstituted pyrido (1,2-c)imidazo(1,2-a)benzimidazoles, processes for their preparation, their use and pharmaceutical preparations based on these compoundsHOECHST AG·Filed 1984·Granted Apr 29, 1986·2 cites·4 claims
- 2032US3984416ASubstituted quinoline-8-carboxamido ethyl benzene-sulfonyl N-cyclopentylmethyl ureaHOECHST AG·Filed 1975·Granted Oct 5, 1976·0 cites·2 claims
- 2130US4025519ABenzenesulfonyl-ureasHOECHST AG·Filed 1975·Granted May 24, 1977·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →