Inventor
KAPPELE WILLIAM D
US8 patents
Patents
8 patentsUS5185034AFeb 9, 1993
Ink-jet inks with improved colors and plain paper capacity
HEWLETT PACKARD CO45 citations92
US4994110AFeb 19, 1991
Dyes containing lithium for ink-jet printing inks
HEWLETT PACKARD CO29 citations92
US4761180AAug 2, 1988
Dyes containing tetramethylammonium cation for ink-jet printing inks
HEWLETT PACKARD CO45 citations92
US5273573ADec 28, 1993
Specific dye set for thermal ink-jet printing on paper
HEWLETT PACKARD CO37 citations91
US5272491ADec 21, 1993
Thermal ink jet print device having phase change cooling
HEWLETT PACKARD CO49 citations91
US5145519ASep 8, 1992
Specific dye set for thermal ink-jet printing
HEWLETT PACKARD CO44 citations91
US5143547ASep 1, 1992
Specific dye set for thermal ink-jet printing on plain and coated papers
HEWLETT PACKARD CO41 citations91
US5069718ADec 3, 1991
Potassium substituted inks for ink-jet printers
HEWLETT PACKARD CO11 citations72