KF

Karl-Heinrich Fritzemeier

SC Schering: 31 patents #63 of 2,442Top 3%
BG Bayer Intellectual Property Gmbh: 1 patents #640 of 1,266Top 55%
Overall (All Time): #113,987 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 26–32 of 32 patents

Patent #TitleCo-InventorsDate
5523298 Progestationally active 19,11-bridged 4-estrenes Eckhard Ottow, Wolfgang Schwede, Wolfgang Halfbrodt, Rolf Krattenmacher 1996-06-04
5491137 14.alpha.17.alpha.-(Propano-and 17.sup.2 propeno) -estratrienes James R. Bull, Walter Elger, Rolf Krattenmacher 1996-02-13
5478956 8-En-19 11 .beta.-bridged steroids, their production and pharmaceutical preparations containing them Eckhardt Ottow, Gunter Neef, Walter Elger, Martin Schneider 1995-12-26
5418227 14,16.beta.-ethano-15.beta., 16(1)-cyclo-14.beta.-estra-1,3,5(10)-trienes James R. Bull, Walter Elger, Krzysztof Chwalisz 1995-05-23
5389624 Antiandrogenic [3,2-c]pyrazole and [3,2-d]triazole steroids Helmut Hofmeister, Dieter Bittler, Horst Michna, Ursula Habenicht, Yukishige Nishino 1995-02-14
5236912 Antiandrogenic [3,2-c]pyrazole and [3,2-d]triazole steroids Helmut Hofmeister, Dieter Bittler, Horst Michna, Ursula Habenicht, Yukishige Nishino 1993-08-17
5232915 9.alpha.-hydroxy-19,11.beta.-bridged steroids, their production and pharmaceutical preparations containing these steroids Eckhard Ottow, Gunter Neef, Rudolf Wiechert, Walter Elger, Sybille Beier 1993-08-03