Inventor
MEINHARDT MICHAEL B
US28 patents
⚠️ This page may combine multiple inventors who share the name “MEINHARDT MICHAEL B”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
XEROX CORP
18 patentsUS6476219B1Nov 5, 2002
Methods for preparing phthalocyanine compositions
XEROX CORP147 citations99
US6726755B2Apr 27, 2004
Ink compositions containing phthalocyanines
XEROX CORP150 citations98
US6663703B1Dec 16, 2003
Phase change inks containing dimeric azo pyridone colorants
XEROX CORP139 citations98
US6042227AMar 28, 2000
Hot melt phase change ink containing Diels-Alder polymerization precursor
XEROX CORP49 citations96
US6946025B2Sep 20, 2005
Process for preparing tetra-amide compounds
XEROX CORP20 citations93
US6235094B1May 22, 2001
Phase change ink formulations, colorant formulations, and methods of forming colorants
XEROX CORP21 citations93
US6329453B1Dec 11, 2001
System for printing and detecting a photochromic phase change ink composition
XEROX CORP13 citations82
US6303185B1Oct 16, 2001
Overcoating of printed substrates
XEROX CORP9 citations74
US8029610B2Oct 4, 2011
Compounds suitable for use in inks and inks having such compounds
XEROX CORP3 citations73
US7323595B2Jan 29, 2008
Phase change ink formulations, colorant formulations, and methods of forming colorants
XEROX CORP2 citations63
US7967902B2Jun 28, 2011
Compounds suitable for use in inks and inks having such compounds
XEROX CORP3 citations62
US7985865B2Jul 26, 2011
Phase change ink formulations, colorant formulations, and methods of forming colorants
XEROX CORP0 citations52
US7939678B2May 10, 2011
Phase change ink formulations, colorant formulations, and methods of forming colorants
XEROX CORP0 citations52
US7345200B2Mar 18, 2008
Phase change ink formulations, colorant formulations, and methods of forming colorants
XEROX CORP0 citations52
US7022879B2Apr 4, 2006
Phase change ink formulations, colorant formulations, and methods of forming colorants
XEROX CORP0 citations52
US8372188B2Feb 12, 2013
Compounds suitable for use in inks and inks having such compounds
XEROX CORP0 citations51
US9499708B2Nov 22, 2016
Encapsulated fluorescent and photochromic dye polyurethane dispersion
XEROX CORP1 citations50
US9493666B2Nov 15, 2016
Encapsulated visible light absorbing dye polyurethane dispersion
XEROX CORP1 citations50
TEKTRONIX INC
4 patentsUS5994453ANov 30, 1999
Phase change ink formulation containing a combination of a urethane resin, a mixed urethane/urea resin, a mono-amide and a polyethylene wax
TEKTRONIX INC45 citations96
US6015847AJan 18, 2000
Magenta phase change ink formulation containing organic sulfonic acid
TEKTRONIX INC33 citations93
US5988805ANov 23, 1999
Chiral shaped ink sticks
TEKTRONIX INC45 citations92
US6022909AFeb 8, 2000
Photochromic ink
TEKTRONIX INC7 citations73