Inventor
NIWAS SHRI
US42 patents
⚠️ This page may combine multiple inventors who share the name “NIWAS SHRI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
3M INNOVATIVE PROPERTIES CO
21 patentsUS7897609B2Mar 1, 2011
Aryl substituted imidazonaphthyridines
3M INNOVATIVE PROPERTIES CO68 citations98
US7897597B2Mar 1, 2011
Aryloxy and arylalkyleneoxy substituted imidazoquinolines
3M INNOVATIVE PROPERTIES CO55 citations97
US7879849B2Feb 1, 2011
Pyrazolopyridines and analogs thereof
3M INNOVATIVE PROPERTIES CO57 citations97
US7091214B2Aug 15, 2006
Aryl substituted Imidazoquinolines
3M INNOVATIVE PROPERTIES CO96 citations97
US8017779B2Sep 13, 2011
Nitrogen containing heterocyclyl substituted imidazoquinolines and imidazonaphthyridines
3M INNOVATIVE PROPERTIES CO50 citations94
US7943610B2May 17, 2011
Pyrazolopyridine-1,4-diamines and analogs thereof
3M INNOVATIVE PROPERTIES CO8 citations83
US10281623B2May 7, 2019
Colored retroreflective articles
3M INNOVATIVE PROPERTIES CO3 citations73
US10054724B2Aug 21, 2018
Exposed lens retroreflective articles comprising a self-assembled dielectric mirror
3M INNOVATIVE PROPERTIES CO3 citations73
US8343993B2Jan 1, 2013
Hydroxyalkyl substituted imidazonaphthyridines
3M INNOVATIVE PROPERTIES CO6 citations73
US11415731B2Aug 16, 2022
Retroreflective article comprising retroreflective elements comprising primary reflective layers and secondary reflective layers
3M INNOVATIVE PROPERTIES CO2 citations71
US11366252B2Jun 21, 2022
Retroreflective article comprising locally-laminated reflective layers
3M INNOVATIVE PROPERTIES CO0 citations62
US10545268B2Jan 28, 2020
Retroreflective articles
3M INNOVATIVE PROPERTIES CO1 citations62
US10261222B2Apr 16, 2019
Retroreflective articles with wash durable bead bond layers
3M INNOVATIVE PROPERTIES CO0 citations52
US10197714B2Feb 5, 2019
Colored retroreflective articles
3M INNOVATIVE PROPERTIES CO0 citations52
US9856254B2Jan 2, 2018
Alkoxy substituted imidazoquinolines
3M INNOVATIVE PROPERTIES CO0 citations52
US9365567B2Jun 14, 2016
Alkoxy substituted imidazoquinolines
3M INNOVATIVE PROPERTIES CO1 citations52
US10845514B2Nov 24, 2020
Retroreflective colored articles
3M INNOVATIVE PROPERTIES CO0 citations50
US10215894B2Feb 26, 2019
Stain resistant retroreflective articles
3M INNOVATIVE PROPERTIES CO0 citations48
US10386550B2Aug 20, 2019
Retroreflective articles with anti-staining properties
3M INNOVATIVE PROPERTIES CO0 citations46
US10345495B2Jul 9, 2019
Stain resistant retroreflective articles
3M INNOVATIVE PROPERTIES CO0 citations46
US10451780B2Oct 22, 2019
Retroreflective article
3M INNOVATIVE PROPERTIES CO0 citations45
3M INNOVATIVE PROPERTIES COMPANY
6 patentsUS12271010B2Apr 8, 2025
Retroreflective article comprising locally-laminated reflective layers
3M INNOVATIVE PROPERTIES COMPANY0 citations62
US12099220B2Sep 24, 2024
Retroreflective article comprising embedded reflective layers
3M INNOVATIVE PROPERTIES COMPANY0 citations61
US11752731B2Sep 12, 2023
Articles having adhesive layers including urethane acrylate polymer or acrylate copolymer
3M INNOVATIVE PROPERTIES COMPANY0 citations61
US11493674B2Nov 8, 2022
Retroreflective article comprising embedded reflective layers
3M INNOVATIVE PROPERTIES COMPANY0 citations61
US12396506B2Aug 26, 2025
Retroreflective apertured fabric and garment
3M INNOVATIVE PROPERTIES COMPANY0 citations59
US12228755B2Feb 18, 2025
Retroreflective article comprising multiple locally-laminated layers
3M INNOVATIVE PROPERTIES COMPANY0 citations51
KSHIRSAGAR TUSHAR A
5 patentsUS8158794B2Apr 17, 2012
Hydroxyalkyl substituted imidazoquinoline compounds and methods
KSHIRSAGAR TUSHAR A20 citations83
US8143270B2Mar 27, 2012
2-amino 1H-in-imidazo ring systems and methods
KSHIRSAGAR TUSHAR A20 citations83
US8846710B2Sep 30, 2014
Method of preferentially inducing the biosynthesis of interferon
KSHIRSAGAR TUSHAR A19 citations82
US8188111B2May 29, 2012
Amide and carbamate derivatives of alkyl substituted N-[4-(4-amino-1H-imidazo[4,5-c]quinolin-1-yl)butyI]methanesulfonamides and methods
KSHIRSAGAR TUSHAR A3 citations62
US8476292B2Jul 2, 2013
Amide and carbamate derivatives of N-{2-[4-amino-2-(ethoxymethyl)-1H-imidazo[4,5-c] quinolin-1-Yl]-1,1-dimethylethyl}methanesulfonamide and methods
KSHIRSAGAR TUSHAR A0 citations52
BIOCRYST PHARM INC
4 patentsUS6699994B1Mar 2, 2004
Biaryl compounds as serine protease inhibitors
BIOCRYST PHARM INC87 citations97
US6653340B1Nov 25, 2003
Compounds useful in the complement, coagulat and kallikrein pathways and method for their preparation
BIOCRYST PHARM INC88 citations95
US6936719B2Aug 30, 2005
Biaryl compounds as serine protease inhibitors
BIOCRYST PHARM INC37 citations92
US5726311AMar 10, 1998
7-disubstituted-methyl-4-oxo-3H,5H-pyrrolo 3,2-d!pyrimidine and pharmaceutical uses and compositions containing the same
BIOCRYST PHARM INC5 citations60