Inventor
SPERZEL MICHAEL
DE20 patents
⚠️ This page may combine multiple inventors who share the name “SPERZEL MICHAEL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BAYER AG
14 patentsUS6156754ADec 5, 2000
Glycoconjugates of modified camptothecin derivatives (A-or B-ring linkage)
BAYER AG89 citations97
US5922740AJul 13, 1999
Heterocyclylcarbonyl substituted benzofuranyl-ureas
BAYER AG28 citations90
US6699857B1Mar 2, 2004
Tetrahydroquinolinyl 6-methyldihydrothiadiazinone derivatives and use thereof
BAYER AG16 citations83
US6169092B1Jan 2, 2001
3-Ureido-pyridofurans and -pyridothiophenes for the treatment of inflammatory processes
BAYER AG16 citations82
US6677372B2Jan 13, 2004
N-(3-benzofuranyl)urea-derivatives
BAYER AG9 citations73
US6506734B1Jan 14, 2003
20(S) camptothecin glycoconjugates
BAYER AG10 citations73
US6399657B1Jun 4, 2002
N-(3-benzofuranyl) urea-derivatives
BAYER AG10 citations73
US5510365AApr 23, 1996
Medicaments containing 1-thiocarbamoyl-5-hydroxy-pyrazoles and their use as agents for combating septic shock
BAYER AG6 citations73
US5070190ADec 3, 1991
Substituted n-glycosylamides, process for their preparation, and their use as medicaments
BAYER AG10 citations73
US6271342B1Aug 7, 2001
Sugar-modified cytostatics
BAYER AG11 citations72
US6492335B1Dec 10, 2002
Glycoconjugates from modified camptothecin derivatives (20-O-linkage)
BAYER AG13 citations69
US5091364AFeb 25, 1992
Preparation of immunologically active cell wall components from archaebacteria
BAYER AG8 citations68
US6610687B1Aug 26, 2003
Benzofuranylsulfonates
BAYER AG6 citations61
US6867206B1Mar 15, 2005
6-carboxyphenyldihydropyridazinone derivatives and use thereof
BAYER AG0 citations41
Bayer Pharma AG
4 patentsUS9598417B2Mar 21, 2017
(Aza)pyridopyrazolopyrimidinones and indazolopyrimidinones and their use
Bayer Pharma AG11 citations82
US10668071B2Jun 2, 2020
(Aza)pyridopyrazolopyrimidinones and indazolopyrimidinones and their use
Bayer Pharma AG3 citations71
US10098883B2Oct 16, 2018
(Aza)pyridopyrazolopyrimidinones and indazolopyrimidinones and their use
Bayer Pharma AG2 citations71
US10118930B2Nov 6, 2018
Piperidinylpyrazolopyrimidinones and their use
Bayer Pharma AG3 citations68