Inventor
ELLIOT JOSEPH R
US22 patents
⚠️ This page may combine multiple inventors who share the name “ELLIOT JOSEPH R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HEWLETT PACKARD CO
11 patentsUS5442386AAug 15, 1995
Structure and method for preventing ink shorting of conductors connected to printhead
HEWLETT PACKARD CO126 citations96
US6042225AMar 28, 2000
Ink-jet pen with one-piece pen body
HEWLETT PACKARD CO51 citations95
US5537134AJul 16, 1996
Refill method for ink-jet print cartridge
HEWLETT PACKARD CO69 citations95
US5526030AJun 11, 1996
Pressure control apparatus for an ink pen
HEWLETT PACKARD CO85 citations94
US5440333AAug 8, 1995
Collapsible ink reservoir and ink-jet cartridge with protective bonding layer for the pressure regulator
HEWLETT PACKARD CO59 citations93
US5917523AJun 29, 1999
Refill method for ink-jet print cartridge
HEWLETT PACKARD CO47 citations92
US5671001ASep 23, 1997
Leak resistant ink containment for a printer
HEWLETT PACKARD CO24 citations92
US5969739AOct 19, 1999
Ink-jet pen with rectangular ink pipe
HEWLETT PACKARD CO45 citations91
US5917527AJun 29, 1999
Ink-jet pen with near net size porous member
HEWLETT PACKARD CO25 citations91
USD373381SSep 3, 1996
Print cartridge
HEWLETT PACKARD CO18 citations82
US5914740AJun 22, 1999
Ink-jet pen with porous member cover slip
HEWLETT PACKARD CO2 citations62
HEWLETT PACKARD DEVELOPMENT CO
6 patentsUS7029091B2Apr 18, 2006
Inkjet consumable cartridge with integrated nozzle cap
HEWLETT PACKARD DEVELOPMENT CO22 citations87
US7111932B2Sep 26, 2006
Managing contaminants in a fluid-delivery device
HEWLETT PACKARD DEVELOPMENT CO16 citations81
US7478901B1Jan 20, 2009
Container having fluidically segregated compartments
HEWLETT PACKARD DEVELOPMENT CO10 citations79
US7926916B2Apr 19, 2011
Adhesive joint with an ink trap and method
HEWLETT PACKARD DEVELOPMENT CO5 citations60
US10155383B2Dec 18, 2018
Multi-part printhead assembly
HEWLETT PACKARD DEVELOPMENT CO0 citations52
US10232623B2Mar 19, 2019
Bubbler
HEWLETT PACKARD DEVELOPMENT CO0 citations46