Inventor
HUMMEL WERNER
DE35 patents
⚠️ This page may combine multiple inventors who share the name “HUMMEL WERNER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DEGUSSA
10 patentsUS7217544B2May 15, 2007
Method for the preparation of L-amino acids from D-amino acids
DEGUSSA16 citations82
US5416019AMay 16, 1995
Rhodococcus microorganisms that produce phenylalanine dehydroganase
DEGUSSA9 citations73
US4530903AJul 23, 1985
L-2-hydroxy-4-methylpentanoic acid-dehydrogenase, process for obtaining it and its use
DEGUSSA9 citations73
US6987013B2Jan 17, 2006
NADH oxidase from lactobacillus
DEGUSSA6 citations71
US6461841B2Oct 8, 2002
L-amino acid oxidase from Rhodococcus species
DEGUSSA6 citations71
US4824781AApr 25, 1989
Microbiologically produced d(-)-mandelate-dehydrogenase process for obtaining it and its use
DEGUSSA4 citations62
US7435574B2Oct 14, 2008
NADH oxidase from Lactobacillus
DEGUSSA2 citations60
US7341859B2Mar 11, 2008
ADH from Rhodococcus erythropolis
DEGUSSA2 citations58
US7195900B2Mar 27, 2007
Cloning and expression of D-amino acid oxidase from arthrobacter protophormiae
DEGUSSA0 citations49
US4877734AOct 31, 1989
Microbiologically produced α-acetylamino cinnamic acid acylase, method of its production and its use
DEGUSSA0 citations41
FORSCHUNGSZENTRUM JUELICH GMBH
8 patentsUS6399339B1Jun 4, 2002
Method for the enantioselective reduction of 3,5-dioxocarboxylic acids, their salts and their esters
FORSCHUNGSZENTRUM JUELICH GMBH222 citations98
US6037158AMar 14, 2000
Alcohol dehydrogenase and its use for the enzymatic production of chiral hydroxy compounds
FORSCHUNGSZENTRUM JUELICH GMBH111 citations97
US6413750B1Jul 2, 2002
(R)-specific alcohol dehydrogenases from lactobacillus with improved catalytic activity using an NAD+ substrate
FORSCHUNGSZENTRUM JUELICH GMBH90 citations96
US6225099B1May 1, 2001
Alcohol dehydrogenase and its use for the enzymatic production of chiral hydroxy compounds
FORSCHUNGSZENTRUM JUELICH GMBH110 citations96
US5200335AApr 6, 1993
Phenylethanol dehydrogenase capable of reducing acetophenone to r(+)-phenylethanol
FORSCHUNGSZENTRUM JUELICH GMBH111 citations96
US6689591B2Feb 10, 2004
Method of reducing keto-carboxylic acids and their esters
FORSCHUNGSZENTRUM JUELICH GMBH57 citations95
US5279945AJan 18, 1994
Method for the enzymatic determination of aspartame
FORSCHUNGSZENTRUM JUELICH GMBH5 citations63
US5164314ANov 17, 1992
Microbiologically-prepared diacetyl reductase
FORSCHUNGSZENTRUM JUELICH GMBH1 citations46
PHARMAZELL GMBH
8 patentsUS11634743B2Apr 25, 2023
Coupled, self-sufficient biotransformation of chenodeoxcholic acid to ursodeoxycholic acid and novel enzyme mutants applicable in said process
PHARMAZELL GMBH0 citations59
US11306343B2Apr 19, 2022
3α-hydroxysteroid dehydrogenase mutants and process for the preparation of ursodeoxycholic acid
PHARMAZELL GMBH0 citations59
US11198896B2Dec 14, 2021
7-beta-hydroxysteroid dehydrogenase mutants and process for the preparation of ursodeoxycholic acid
PHARMAZELL GMBH0 citations59
US11981935B2May 14, 2024
7β-hydroxysteroid dehydrogenase mutants and process for the preparation of ursodeoxycholic acid
PHARMAZELL GMBH0 citations54
US10954494B2Mar 23, 2021
7Beta-hydroxysteroid dehydrogenase mutants and process for the preparation of ursodeoxycholic acid
PHARMAZELL GMBH0 citations54
US10724064B2Jul 28, 2020
7-β-hydroxysteroid dehydrogenase mutants and process for the preparation of ursodeoxycholic acid
PHARMAZELL GMBH0 citations49
US10487348B2Nov 26, 2019
3-alpha-hydroxysteroid dehydrogenase mutants and process for the preparation of ursodeoxycholic acid
PHARMAZELL GMBH0 citations49
US10358672B2Jul 23, 2019
7-β-hydroxysteroid dehydrogenase mutants and process for the preparation of ursodeoxycholic acid
PHARMAZELL GMBH0 citations49