Inventor
SU WEN-LI
US26 patents
⚠️ This page may combine multiple inventors who share the name “SU WEN-LI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HEWLETT PACKARD CO
16 patentsUS6132028AOct 17, 2000
Contoured orifice plate of thermal ink jet print head
HEWLETT PACKARD CO181 citations99
US5929875AJul 27, 1999
Acoustic and ultrasonic monitoring of inkjet droplets
HEWLETT PACKARD CO134 citations98
US6431670B1Aug 13, 2002
Ink level sensing method and apparatus
HEWLETT PACKARD CO75 citations96
US6412901B2Jul 2, 2002
Acoustic and ultrasonic monitoring of inkjet droplets
HEWLETT PACKARD CO52 citations95
US5208610AMay 4, 1993
Pen carriage for an ink-jet printer
HEWLETT PACKARD CO183 citations95
US5155497AOct 13, 1992
Service station for ink-jet printer
HEWLETT PACKARD CO110 citations95
US6561614B1May 13, 2003
Ink system characteristic identification
HEWLETT PACKARD CO30 citations92
US6457793B1Oct 1, 2002
Screen color for detecting ink level for foam based ink supplies
HEWLETT PACKARD CO28 citations92
US6260941B1Jul 17, 2001
Acoustic and ultrasonic monitoring of inkjet droplets
HEWLETT PACKARD CO32 citations92
US5786830AJul 28, 1998
Adaptive wiping system for inkjet printheads
HEWLETT PACKARD CO41 citations92
US6568780B2May 27, 2003
Environmental factor detection system for inkjet printing
HEWLETT PACKARD CO18 citations84
US6533377B2Mar 18, 2003
Cleaning system for cleaning ink residue from a sensor
HEWLETT PACKARD CO11 citations73
US6454373B1Sep 24, 2002
Ink drop detector waste ink removal system
HEWLETT PACKARD CO7 citations73
US6454376B1Sep 24, 2002
Determining inkjet printer pen turn-on voltages
HEWLETT PACKARD CO7 citations72
US6354687B1Mar 12, 2002
Ink-jet printing and servicing by predicting and adjusting ink-jet component performance
HEWLETT PACKARD CO8 citations69
US6612677B2Sep 2, 2003
Ink drop sensor
HEWLETT PACKARD CO6 citations62
HEWLETT PACKARD DEVELOPMENT CO
9 patentsUS6969159B2Nov 29, 2005
Ink drop detector configurations
HEWLETT PACKARD DEVELOPMENT CO20 citations92
US6935717B2Aug 30, 2005
Ink drop detector configurations
HEWLETT PACKARD DEVELOPMENT CO18 citations92
US6769756B2Aug 3, 2004
Ink drop detector configurations
HEWLETT PACKARD DEVELOPMENT CO29 citations92
US6761429B2Jul 13, 2004
Bulldozing cleaner for inkjet electrostatic drop detectors
HEWLETT PACKARD DEVELOPMENT CO5 citations73
US6951379B2Oct 4, 2005
Print head charge shield
HEWLETT PACKARD DEVELOPMENT CO2 citations63
US6866382B2Mar 15, 2005
Photo media printing
HEWLETT PACKARD DEVELOPMENT CO2 citations62
US6663207B2Dec 16, 2003
Determining inkjet printer pen turn-on voltages
HEWLETT PACKARD DEVELOPMENT CO2 citations61
US6582044B2Jun 24, 2003
Ink-jet printing and servicing by predicting and adjusting ink-jet component performance
HEWLETT PACKARD DEVELOPMENT CO3 citations58
US7108349B2Sep 19, 2006
Print head charge shield
HEWLETT PACKARD DEVELOPMENT CO1 citations52