FH

Fred R. Heiker

BH Bayer Healthcare: 7 patents #1,339 of 8,007Top 20%
📍 Wuppertal, DE: #291 of 1,656 inventorsTop 20%
Overall (All Time): #763,913 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5721238 2,8-disubstituted quinazolinones Ulrich Niewohner, Wolfgang Hartwig, Helmuth Schutz, Erwin Bischoff, Elisabeth Perzborn +1 more 1998-02-24
4772611 Circulation-active 3-amino-dihydropyridines Jurgen Stoltefuss, Martin Bechem, Rainer Gross, Michael Kayser, Matthias Schramm +1 more 1988-09-20
4645775 Positive inotropic 3-nitro-5-substituted ester and thioester-1,4-dihydropyridines Jurgen Stoltefuss, Gerhard Franckowiak, Matthias Schramm, Gunter Thomas, Rainer Gross 1987-02-24
4590179 Medicaments containing amino-cyclitol derivatives Lutz Muller, Walter Puls, Hilmar Bischoff 1986-05-20
4588710 Medicaments containing amino-cyclitol derivatives Lutz Muller, Walter Puls, Hilmar Bischoff 1986-05-13
4537881 5-Nitro 1,4-dihydropyridines having a positive inotropic effect Jurgen Stoltefuss, Gerhard Franckowiak, Matthias Schramm, Gunter Thomas, Rainer Gross 1985-08-27
4526784 Amino-cyclitol derivatives and medicaments containing them Lutz Muller, Walter Puls, Hilmar Bischoff 1985-07-02