Inventor
KRISHNAN RAMASAMY
US34 patents
⚠️ This page may combine multiple inventors who share the name “KRISHNAN RAMASAMY”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUN CHEMICAL CORP
30 patentsUS5098478AMar 24, 1992
Water-based ink compositions
SUN CHEMICAL CORP86 citations93
US5725646AMar 10, 1998
Water-based offset lithographic printing ink
SUN CHEMICAL CORP47 citations91
US5417749AMay 23, 1995
Microemulsion printing ink
SUN CHEMICAL CORP37 citations91
US5173111ADec 22, 1992
Abrasion resistant printing inks
SUN CHEMICAL CORP38 citations91
US5158606AOct 27, 1992
Low rub printing ink
SUN CHEMICAL CORP44 citations91
US7909924B2Mar 22, 2011
Stable offset emulsion inks containing non-water soluble polymeric surfactants
SUN CHEMICAL CORP24 citations90
US6709503B1Mar 23, 2004
Waterbased heatset offset ink compositions
SUN CHEMICAL CORP25 citations89
US6200372B1Mar 13, 2001
Water-based offset lithographic newspaper printing ink
SUN CHEMICAL CORP30 citations89
US5972088AOct 26, 1999
Water-based gravure printing ink
SUN CHEMICAL CORP45 citations89
US4854969AAug 8, 1989
Lithographic fountain solutions
SUN CHEMICAL CORP55 citations89
US6444022B1Sep 3, 2002
Water based offset lithographic printing ink
SUN CHEMICAL CORP15 citations81
US5000787AMar 19, 1991
Low misting printing ink
SUN CHEMICAL CORP8 citations74
US4990185AFeb 5, 1991
Lithographic ink compositions
SUN CHEMICAL CORP12 citations74
US5372635ADec 13, 1994
Printing ink composition
SUN CHEMICAL CORP16 citations72
US9410050B2Aug 9, 2016
Compositions and methods to improve the setting properties and rub resistance of printing inks
SUN CHEMICAL CORP3 citations71
US11643562B2May 9, 2023
Adhesion promoters for UV flexographic inks and coatings
SUN CHEMICAL CORP1 citations62
US12509548B2Dec 30, 2025
Alkoxylated polymers
SUN CHEMICAL CORP0 citations61
US11912821B2Feb 27, 2024
Alkoxylated polymers
SUN CHEMICAL CORP0 citations61
US11591482B2Feb 28, 2023
High speed water-based inks containing alcohol tolerant latexes
SUN CHEMICAL CORP0 citations61
US5575843ANov 19, 1996
Process for improving color value of a pigment
SUN CHEMICAL CORP3 citations61
US6765040B2Jul 20, 2004
Publication gravure printing inks based on silicone modified water-based emulsions
SUN CHEMICAL CORP5 citations60
US7985820B2Jul 26, 2011
Non-water soluble polymeric surfactants
SUN CHEMICAL CORP1 citations50
US9988550B2Jun 5, 2018
Overprint varnishes with non-aqueous dispersions
SUN CHEMICAL CORP0 citations49
US10851202B2Dec 1, 2020
Urethane-compatible polyester adhesion promoters
SUN CHEMICAL CORP0 citations46
US12441898B2Oct 14, 2025
Viscosity modifiers for energy curable inks
SUN CHEMICAL CORP0 citations45
US11767395B2Sep 26, 2023
Polar functional non-aqueous acrylic dispersions
SUN CHEMICAL CORP0 citations45
US10875338B2Dec 29, 2020
Additives to litho inks to eliminate ink feedback
SUN CHEMICAL CORP0 citations45
US10266709B2Apr 23, 2019
Offset conductive inks and compositions
SUN CHEMICAL CORP0 citations44
US9441120B2Sep 13, 2016
Lithographic offset inks with water and filler content
SUN CHEMICAL CORP0 citations43
US10845924B2Nov 24, 2020
Capacitive devices and methods of fabricating same
SUN CHEMICAL CORP0 citations36