Inventor
AXTELL JAMES P
US27 patents
⚠️ This page may combine multiple inventors who share the name “AXTELL JAMES P”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HEWLETT PACKARD DEVELOPMENT CO
13 patentsUS7384113B2Jun 10, 2008
Fluid ejection device with address generator
HEWLETT PACKARD DEVELOPMENT CO19 citations92
US6540333B2Apr 1, 2003
Dynamic memory based firing cell for thermal ink jet printhead
HEWLETT PACKARD DEVELOPMENT CO21 citations92
US7090338B2Aug 15, 2006
Fluid ejection device with fire cells
HEWLETT PACKARD DEVELOPMENT CO11 citations84
US7036914B1May 2, 2006
Fluid ejection device with fire cells
HEWLETT PACKARD DEVELOPMENT CO6 citations74
US6932460B2Aug 23, 2005
Fluid ejection device
HEWLETT PACKARD DEVELOPMENT CO6 citations74
US7794057B2Sep 14, 2010
Fluid ejection device
HEWLETT PACKARD DEVELOPMENT CO4 citations63
US7722144B2May 25, 2010
Fluid ejection device
HEWLETT PACKARD DEVELOPMENT CO4 citations63
US7648227B2Jan 19, 2010
Fluid ejection device with data signal latch circuitry
HEWLETT PACKARD DEVELOPMENT CO4 citations63
US7278715B2Oct 9, 2007
Device with gates configured in loop structures
HEWLETT PACKARD DEVELOPMENT CO2 citations63
US7935317B2May 3, 2011
Handheld and/or mountable fluid-ejection device receptive to tip containing fluid and fluid-ejection mechanism
HEWLETT PACKARD DEVELOPMENT CO2 citations62
US7578591B2Aug 25, 2009
Filing, identifying, validating, and servicing tip for fluid-ejection device
HEWLETT PACKARD DEVELOPMENT CO2 citations62
US7659589B2Feb 9, 2010
Device with gates configured in loop structures
HEWLETT PACKARD DEVELOPMENT CO0 citations52
US8002371B2Aug 23, 2011
Filling, identifying, validating, and servicing tip for fluid-ejection device
HEWLETT PACKARD DEVELOPMENT CO0 citations51
HEWLETT PACKARD CO
12 patentsUS6234626B1May 22, 2001
Modular ink-jet hard copy apparatus and methodology
HEWLETT PACKARD CO86 citations97
US6113208ASep 5, 2000
Replaceable cartridge for a printer including resident memory with stored message triggering data
HEWLETT PACKARD CO178 citations97
US6439697B1Aug 27, 2002
Dynamic memory based firing cell of thermal ink jet printhead
HEWLETT PACKARD CO55 citations96
US6264322B1Jul 24, 2001
Modular ink-jet hard copy apparatus and methodology
HEWLETT PACKARD CO66 citations96
US6097405AAug 1, 2000
Detection apparatus and method for use in a printing device
HEWLETT PACKARD CO74 citations96
US6543882B2Apr 8, 2003
Dynamic memory based firing cell for thermal ink jet printhead
HEWLETT PACKARD CO24 citations92
US6493937B1Dec 17, 2002
Method of manufacture for ink-jet hard copy apparatus using a modular approach to ink-jet technology
HEWLETT PACKARD CO34 citations92
US6208719B1Mar 27, 2001
Method and apparatus for telecommunications having automatic network adaptations and silent mode operations
HEWLETT PACKARD CO48 citations92
US6082854AJul 4, 2000
Modular ink-jet hard copy apparatus and methodology
HEWLETT PACKARD CO33 citations92
US6065828AMay 23, 2000
Selectable mixing of inkjet ink components
HEWLETT PACKARD CO39 citations92
US6036296AMar 14, 2000
Fluid level detection apparatus and method for determining the volume of fluid in a container
HEWLETT PACKARD CO52 citations92
US6257717B1Jul 10, 2001
Modular ink-jet hard copy apparatus and methodology
HEWLETT PACKARD CO12 citations82