Inventor

FLEMMING HANS-WOLFRAM

DE8 patents

⚠️ This page may combine multiple inventors who share the name “FLEMMING HANS-WOLFRAM”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

AVENTIS PHARMA GMBH

3 patents

US6281383B1Aug 28, 2001

Process for the preparation of α,α- dimethylphenylacetic acid from α,α-dimethylbenzyl cyanide under normal pressure

AVENTIS PHARMA GMBH8 citations67

US6143896ANov 7, 2000

Process for the alkylation of alkyl-or benzylcyanogen derivatives in the presence of trialkylamines or trialkylphosphines

AVENTIS PHARMA GMBH0 citations46

US6916934B2Jul 12, 2005

Process for preparing pyridine-substituted amino ketal derivatives

AVENTIS PHARMA GMBH0 citations37

HOECHST AG

2 patents

US5166346ANov 24, 1992

Process for the preparation of thiophene derivatives and also new dihydrothiophene 1-oxides

HOECHST AG7 citations68

US5191065AMar 2, 1993

Process for the preparation of tripeptides

HOECHST AG6 citations59

BERK HOLGER

1 patent

US8119375B2Feb 21, 2012

Method for the production of ramipril

BERK HOLGER2 citations48

AVENTIS PHARMA INC

1 patent

US6713627B2Mar 30, 2004

Processes for the preparation of (R)-α-(2,3-dimethoxyphenyl)-1-[2-(4-fluorophenyl)ethyl]-4-piperidinemethanol

AVENTIS PHARMA INC1 citations45

HOECHST ROUSSEL PHARMA

1 patent

US5475107ADec 12, 1995

Process for obtaining 3,7-dialkylxanthines from 3-alkyl-xanthines

HOECHST ROUSSEL PHARMA0 citations37