Inventor
HAINES PAUL MARK
US36 patents
⚠️ This page may combine multiple inventors who share the name “HAINES PAUL MARK”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HEWLETT PACKARD DEVELOPMENT CO
26 patentsUS11179941B2Nov 23, 2021
Print liquid supply
HEWLETT PACKARD DEVELOPMENT CO9 citations84
US6733112B2May 11, 2004
Carrier for printhead assembly including fluid manifold and isolation wells for electrical components
HEWLETT PACKARD DEVELOPMENT CO15 citations84
US7922312B2Apr 12, 2011
Compact ink delivery in an ink pen
HEWLETT PACKARD DEVELOPMENT CO15 citations83
US7874660B2Jan 25, 2011
Closure and connector for a supply container
HEWLETT PACKARD DEVELOPMENT CO9 citations83
US7862138B2Jan 4, 2011
Flow control in an ink pen
HEWLETT PACKARD DEVELOPMENT CO15 citations83
US6942316B2Sep 13, 2005
Fluid delivery for printhead assembly
HEWLETT PACKARD DEVELOPMENT CO16 citations82
US6789878B2Sep 14, 2004
Fluid manifold for printhead assembly
HEWLETT PACKARD DEVELOPMENT CO10 citations74
US6702436B2Mar 9, 2004
Fluid ejection cartridge including a compliant filter
HEWLETT PACKARD DEVELOPMENT CO8 citations74
US6644797B2Nov 11, 2003
Filter for an ink jet pen
HEWLETT PACKARD DEVELOPMENT CO12 citations73
US11667124B2Jun 6, 2023
Print liquid supply
HEWLETT PACKARD DEVELOPMENT CO1 citations72
US10906320B2Feb 2, 2021
Standpipe crossflow circulation
HEWLETT PACKARD DEVELOPMENT CO4 citations66
US7651209B2Jan 26, 2010
Flow passage
HEWLETT PACKARD DEVELOPMENT CO4 citations63
US7614710B2Nov 10, 2009
Vent seal
HEWLETT PACKARD DEVELOPMENT CO5 citations63
US11440330B2Sep 13, 2022
Liquid delivery in an inkjet type dispenser
HEWLETT PACKARD DEVELOPMENT CO0 citations62
US11292262B2Apr 5, 2022
Fluid supplies
HEWLETT PACKARD DEVELOPMENT CO0 citations62
US7237572B2Jul 3, 2007
Check valve
HEWLETT PACKARD DEVELOPMENT CO3 citations62
US12097710B2Sep 24, 2024
Print liquid supply
HEWLETT PACKARD DEVELOPMENT CO0 citations61
US11667130B2Jun 6, 2023
Fluid ejection and circulation
HEWLETT PACKARD DEVELOPMENT CO0 citations59
US11857965B2Jan 2, 2024
Microfluidic valves
HEWLETT PACKARD DEVELOPMENT CO0 citations55
US10596821B2Mar 24, 2020
Rocker valve
HEWLETT PACKARD DEVELOPMENT CO0 citations52
US11964277B2Apr 23, 2024
Metered volume microfluidic devices
HEWLETT PACKARD DEVELOPMENT CO0 citations51
US8714720B2May 6, 2014
Metallized print head container and method
HEWLETT PACKARD DEVELOPMENT CO1 citations51
US6974211B2Dec 13, 2005
Filter for an ink jet pen
HEWLETT PACKARD DEVELOPMENT CO0 citations51
US7695102B2Apr 13, 2010
Bearing
HEWLETT PACKARD DEVELOPMENT CO0 citations50
US12043036B2Jul 23, 2024
Ink supply tanks
HEWLETT PACKARD DEVELOPMENT CO0 citations45
US10836176B2Nov 17, 2020
Fluid cartridge
HEWLETT PACKARD DEVELOPMENT CO0 citations40
HEWLETT PACKARD CO
6 patentsUS6341845B1Jan 29, 2002
Electrical connection for wide-array inkjet printhead assembly with hybrid carrier for printhead dies
HEWLETT PACKARD CO248 citations99
US6464333B1Oct 15, 2002
Inkjet printhead assembly with hybrid carrier for printhead dies
HEWLETT PACKARD CO56 citations96
US6467861B1Oct 22, 2002
Leak detection for an ink container
HEWLETT PACKARD CO16 citations92
US6350024B2Feb 26, 2002
Diaphragm pump having an integral pressure plate
HEWLETT PACKARD CO25 citations92
US6523940B2Feb 25, 2003
Carrier for fluid ejection device
HEWLETT PACKARD CO12 citations74
US6305793B1Oct 23, 2001
Diaphragm pump having an integral pressure plate
HEWLETT PACKARD CO12 citations74