Inventor
COURIAN KENNETH J
US26 patents
⚠️ This page may combine multiple inventors who share the name “COURIAN KENNETH J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HEWLETT PACKARD CO
18 patentsUS6341853B1Jan 29, 2002
Continuous refill of spring bag reservoir in an ink-jet swath printer/plotter
HEWLETT PACKARD CO145 citations99
US5946012AAug 31, 1999
Reliable high performance drop generator for an inkjet printhead
HEWLETT PACKARD CO131 citations98
US5745137AApr 28, 1998
Continuous refill of spring bag reservoir in an ink-jet swath printer/plotter
HEWLETT PACKARD CO115 citations98
US5874974AFeb 23, 1999
Reliable high performance drop generator for an inkjet printhead
HEWLETT PACKARD CO91 citations97
US5638101AJun 10, 1997
High density nozzle array for inkjet printhead
HEWLETT PACKARD CO69 citations96
US5604519AFeb 18, 1997
Inkjet printhead architecture for high frequency operation
HEWLETT PACKARD CO83 citations96
US5594481AJan 14, 1997
Ink channel structure for inkjet printhead
HEWLETT PACKARD CO96 citations96
US5648805AJul 15, 1997
Inkjet printhead architecture for high speed and high resolution printing
HEWLETT PACKARD CO77 citations95
US6527370B1Mar 4, 2003
Counter-boring techniques for improved ink-jet printheads
HEWLETT PACKARD CO42 citations92
US6286941B1Sep 11, 2001
Particle tolerant printhead
HEWLETT PACKARD CO47 citations92
US6003984ADec 21, 1999
Ink-jet swath printer with auxiliary ink reservoir
HEWLETT PACKARD CO40 citations92
US5619236AApr 8, 1997
Self-cooling printhead structure for inkjet printer with high density high frequency firing chambers
HEWLETT PACKARD CO23 citations92
US5563642AOct 8, 1996
Inkjet printhead architecture for high speed ink firing chamber refill
HEWLETT PACKARD CO28 citations92
US5189787AMar 2, 1993
Attachment of a flexible circuit to an ink-jet pen
HEWLETT PACKARD CO44 citations90
US6280013B1Aug 28, 2001
Heat exchanger for an inkjet printhead
HEWLETT PACKARD CO38 citations89
US6183078B1Feb 6, 2001
Ink delivery system for high speed printing
HEWLETT PACKARD CO35 citations89
US5726690AMar 10, 1998
Control of ink drop volume in thermal inkjet printheads by varying the pulse width of the firing pulses
HEWLETT PACKARD CO42 citations89
US5185614AFeb 9, 1993
Priming apparatus and process for multi-color ink-jet pens
HEWLETT PACKARD CO38 citations89
HEWLETT PACKARD DEVELOPMENT CO
5 patentsUS6966627B2Nov 22, 2005
Printhead orientation
HEWLETT PACKARD DEVELOPMENT CO72 citations96
US6585348B2Jul 1, 2003
Inkjet printer cartridge adapted for enhanced cleaning thereof and method of assembling the printer cartridge
HEWLETT PACKARD DEVELOPMENT CO53 citations94
US7086716B2Aug 8, 2006
Fluid-ejection assembly
HEWLETT PACKARD DEVELOPMENT CO21 citations90
US7396109B2Jul 8, 2008
Inkjet printing system with high drop-weight yellow
HEWLETT PACKARD DEVELOPMENT CO4 citations63
US7232079B2Jun 19, 2007
Determining whether thermal fluid-ejection nozzle ejected fluid upon firing based on temperature and/or resistance
HEWLETT PACKARD DEVELOPMENT CO1 citations47