Inventor
WAN SING-YAN
SG5 patents
Patents
5 patentsUS10723121B2Jul 28, 2020
Ink pumping
HEWLETT PACKARD DEVELOPMENT CO2 citations68
US10532557B2Jan 14, 2020
Ink pumping
HEWLETT PACKARD DEVELOPMENT CO3 citations68
US7537334B2May 26, 2009
Media linefeed error compensation method
HEWLETT PACKARD DEVELOPMENT CO6 citations58
US10052881B2Aug 21, 2018
Printer fluid priming using multiple air priming units
HEWLETT PACKARD DEVELOPMENT CO1 citations40
US10279593B2May 7, 2019
Printer and method for delivering ink in the printer
HEWLETT PACKARD DEVELOPMENT CO0 citations28