HG

Herfried Griengl

DN Dsm Fine Chemicals Austria Nfg: 6 patents #7 of 101Top 7%
CM Chemie Linz Gesellschaft M.B.H.: 1 patents #21 of 67Top 35%
DG Dsm Fine Chemicals Austria Gmbh: 1 patents #10 of 40Top 25%
Overall (All Time): #468,871 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
7514245 Method for producing chiral α-hydroxycarboxylic acids by enzymatic hydrolysis of chiral cyanohydrins Ingrid Osprian, Hans Schoemaker, Christoph Reisinger, Helmut Schwab 2009-04-07
7390647 Method for producing chiral α-hydroxycarboxylic crystalline acids Ingrid Osprian, Hans Schoemaker, Christoph Reisinger, Helmut Schwab 2008-06-24
7052885 Process for preparing heterocyclic (R)- and (S)-cyanohydrins Peter Poechlauer, Wolfgang Skranc, Herbert Mayrhofer, Irma Wirth, Rudolf Neuhofer +1 more 2006-05-30
6355822 Process for selective reduction Dean Vincent Johnson, Peter Pochlauer 2002-03-12
6337196 Enzymatic processes for preparing (S)-cyanohydrins Gerald Kirchner, Irma Wirth, Christian Werenka, Michael Schmidt 2002-01-08
6287829 Process for the selective enzymatic hydroxylation of aldehydes and ketones Anna Stutz de Raadt, Irene Kopper, Markus Klingler, Gerhart Braunegg 2001-09-11
6225095 Enzymatic process for the preparation of (S)-cyanohydrins Peter Pochlauer, Michael Schmidt, Irma Wirth, Rudolf Neuhofer, Antonia Zabelinskaja-Mackova +3 more 2001-05-01
5714356 Enzymic process for preparing aliphatic S-cyanohydrins Nongyuan Shi, Ulrike Pichler, Norbert Klempier, Peter Pochlauer 1998-02-03
5346816 Enzymatic process for the enantioselective preparation of optically active cyanohydrins Norbert Klempier, Peter Pochlauer 1994-09-13
4304785 Dilignols and dilignol-type compounds Gabriele Foidl 1981-12-08
4256764 Process for making derivatives of dimers of isoeugenol Gabriele Foidl 1981-03-17