Inventor
WITTER DAVID J
CA40 patents
⚠️ This page may combine multiple inventors who share the name “WITTER DAVID J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MERCK SHARP & DOHME
17 patentsUS8026260B2Sep 27, 2011
Histone deacetylase inhibitors with aryl-pyrazolyl-motifs
MERCK SHARP & DOHME9 citations83
US7834034B2Nov 16, 2010
Benzothiophene derivatives
MERCK SHARP & DOHME9 citations83
US7981874B2Jul 19, 2011
Phosphorus derivatives as histone deacetylase inhibitors
MERCK SHARP & DOHME21 citations82
US8993756B2Mar 31, 2015
Pyrrolopyrimidines as janus kinase inhibitors
MERCK SHARP & DOHME6 citations70
US11098059B2Aug 24, 2021
PRMT5 inhibitors
MERCK SHARP & DOHME0 citations61
US10947234B2Mar 16, 2021
PRMT5 inhibitors
MERCK SHARP & DOHME0 citations61
US7795304B2Sep 14, 2010
Histone deacetylase inhibitors
MERCK SHARP & DOHME3 citations60
US7772238B2Aug 10, 2010
Benzothiophene hydroxamic acid derivatives
MERCK SHARP & DOHME4 citations60
US7737184B2Jun 15, 2010
Histone deacetylase inhibitors
MERCK SHARP & DOHME3 citations60
US10759805B2Sep 1, 2020
Compounds that are ERK inhibitors
MERCK SHARP & DOHME0 citations51
US10065967B2Sep 4, 2018
Compounds that are ERK inhibitors
MERCK SHARP & DOHME0 citations51
US9745307B2Aug 29, 2017
Compounds that are ERK inhibitors
MERCK SHARP & DOHME0 citations51
US9546168B2Jan 17, 2017
ERK inhibitors
MERCK SHARP & DOHME1 citations48
US7872024B2Jan 18, 2011
Benzothiophene hydroxamic acid derivatives with carbamate, urea, amide and sulfonamide substitutions
MERCK SHARP & DOHME0 citations41
US10399972B2Sep 3, 2019
Tricyclic compounds as inhibitors of mutant IDH enzymes
MERCK SHARP & DOHME0 citations40
US9233979B2Jan 12, 2016
Compounds that are ERK inhibitors
MERCK SHARP & DOHME0 citations38
US9226922B2Jan 5, 2016
Compounds that are ERK inhibitors
MERCK SHARP & DOHME0 citations38
OSI PHARM INC
11 patentsUS6680324B2Jan 20, 2004
Compounds specific to adenosine A1 receptors and uses thereof
OSI PHARM INC68 citations96
US6680322B2Jan 20, 2004
Compounds specific to adenosine A1 receptors and uses thereof
OSI PHARM INC67 citations96
US6878716B1Apr 12, 2005
Compounds specific to adenosine A1 receptor and uses thereof
OSI PHARM INC27 citations92
US6800633B2Oct 5, 2004
Pyrrolo[2,3d]pyrimidine compositions and their use
OSI PHARM INC29 citations92
US6686366B1Feb 3, 2004
Compounds specific to adenosine A3 receptor and uses thereof
OSI PHARM INC32 citations92
US6673802B2Jan 6, 2004
Compounds specific to adenosine A3 receptor and uses thereof
OSI PHARM INC26 citations92
US6664252B2Dec 16, 2003
4-aminopyrrolo[2,3-d]pyrimidine compounds specific to adenosine A2a receptor and uses thereof
OSI PHARM INC28 citations92
US7429574B2Sep 30, 2008
4-heterocyclo-pyrrolo[2,3d] pyrimidine compositions and their use
OSI PHARM INC14 citations84
US7160890B2Jan 9, 2007
Compounds specific to adenosine A3 receptor and uses thereof
OSI PHARM INC16 citations84
US6638941B1Oct 28, 2003
Conformationallly constrained peptidomimetics as β-turn templates and modulators of SH3 domains
OSI PHARM INC9 citations74
US7598252B2Oct 6, 2009
Compounds specific to adenosine A, receptors and uses thereof
OSI PHARM INC4 citations63
MERCK SHARP & DOHME LLC
4 patentsUS12595262B2Apr 7, 2026
PRMT5 inhibitors
MERCK SHARP & DOHME LLC0 citations61
US12583871B2Mar 24, 2026
PRMT5 inhibitors
MERCK SHARP & DOHME LLC0 citations61
US12441730B2Oct 14, 2025
PRMT5 inhibitors
MERCK SHARP & DOHME LLC0 citations48
US12595248B2Apr 7, 2026
PRMT5 inhibitors
MERCK SHARP & DOHME LLC0 citations47