Inventor
SHIBATA ALAN
US48 patents
⚠️ This page may combine multiple inventors who share the name “SHIBATA ALAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HEWLETT PACKARD CO
22 patentsUS5969731AOct 19, 1999
Print head servicing system and method employing a solid liquefiable substance
HEWLETT PACKARD CO108 citations97
US5914734AJun 22, 1999
Printhead servicing system and method using a moveable wiper between a fluid source and a printhead
HEWLETT PACKARD CO118 citations97
US5751300AMay 12, 1998
Ink delivery system for a printer
HEWLETT PACKARD CO77 citations96
US5455609AOct 3, 1995
Printhead servicing station for printers
HEWLETT PACKARD CO90 citations94
US5602577AFeb 11, 1997
Humidifier apparatus for fluid-containing tubes and an improved ink-jet printer utilizing the apparatus
HEWLETT PACKARD CO23 citations93
US6145958ANov 14, 2000
Recycling ink solvent system for inkjet printheads
HEWLETT PACKARD CO27 citations92
US5812157ASep 22, 1998
Cap alignment and wiper positioning for inkjet printer service station
HEWLETT PACKARD CO39 citations92
US5774142AJun 30, 1998
Use of a secondary spittoon for wasted ink containment
HEWLETT PACKARD CO37 citations92
US5754197AMay 19, 1998
Cleaner cartridge for an inkjet printing mechanism
HEWLETT PACKARD CO20 citations92
US5638099AJun 10, 1997
Removable service station sled for inkjet printer
HEWLETT PACKARD CO20 citations92
US5589861ADec 31, 1996
Cleaner cartridge for an inkjet printing mechanism
HEWLETT PACKARD CO29 citations92
US5561453AOct 1, 1996
Custom profiled flexible conduit system
HEWLETT PACKARD CO35 citations92
US5559538ASep 24, 1996
Positioning of service station and paper pick pressure plate using single motor
HEWLETT PACKARD CO41 citations92
US5489931AFeb 6, 1996
Fluid delivery system including coiled concentric tubes
HEWLETT PACKARD CO21 citations92
US5427462AJun 27, 1995
Method and apparatus for paper control and skew correction in a printer
HEWLETT PACKARD CO37 citations92
US5396277AMar 7, 1995
Synchronized carriage and wiper motion method and apparatus for ink-jet printers
HEWLETT PACKARD CO37 citations92
US6561619B1May 13, 2003
Flipping wiper scraper system for inkjet printheads
HEWLETT PACKARD CO25 citations91
US6247783B1Jun 19, 2001
Storage and spittoon system for waste inkjet ink
HEWLETT PACKARD CO18 citations83
US6280015B1Aug 28, 2001
Positioning of service station sled using motor-driven cam
HEWLETT PACKARD CO14 citations81
US5326184AJul 5, 1994
Apparatus and method for picking paper from a stack
HEWLETT PACKARD CO17 citations74
US5997126ADec 7, 1999
Removable service station sled for inkjet printer
HEWLETT PACKARD CO7 citations73
US5992967ANov 30, 1999
Positioning of service station sled using motor-driven cam
HEWLETT PACKARD CO9 citations73
HEWLETT PACKARD DEVELOPMENT CO
22 patentsUS7097813B2Aug 29, 2006
Hydrogen generating apparatus
HEWLETT PACKARD DEVELOPMENT CO24 citations90
US7021750B2Apr 4, 2006
Image forming devices and valves that may be used in image forming devices
HEWLETT PACKARD DEVELOPMENT CO11 citations84
US7731329B2Jun 8, 2010
Drum-mounted roller spittoon system and method
HEWLETT PACKARD DEVELOPMENT CO10 citations83
US7770518B2Aug 10, 2010
Web apparatus for cleaning arcuate printhead arrangement
HEWLETT PACKARD DEVELOPMENT CO9 citations82
US6557987B1May 6, 2003
Co-extruded tubing for an off-axis ink delivery system
HEWLETT PACKARD DEVELOPMENT CO17 citations79
US7431421B2Oct 7, 2008
Printing system and method
HEWLETT PACKARD DEVELOPMENT CO6 citations70
US11073793B2Jul 27, 2021
Exhausts for media drying
HEWLETT PACKARD DEVELOPMENT CO0 citations62
US11135857B2Oct 5, 2021
Partially dried inkjet media conditioner
HEWLETT PACKARD DEVELOPMENT CO0 citations61
US10759195B2Sep 1, 2020
Partially dried inkjet media conditioner
HEWLETT PACKARD DEVELOPMENT CO1 citations61
US11454907B2Sep 27, 2022
Control of heating elements for media conditioners
HEWLETT PACKARD DEVELOPMENT CO0 citations60
US7572536B2Aug 11, 2009
Method and apparatus for fueling fuel cells
HEWLETT PACKARD DEVELOPMENT CO5 citations60
US7540583B2Jun 2, 2009
Wiper
HEWLETT PACKARD DEVELOPMENT CO2 citations60
US11318762B2May 3, 2022
Increasing drying of print job page to be compiled having print fluid at location corresponding to compiling paddles
HEWLETT PACKARD DEVELOPMENT CO0 citations59
US7207666B2Apr 24, 2007
Printer ink supply system
HEWLETT PACKARD DEVELOPMENT CO6 citations56
US10894414B2Jan 19, 2021
Service stations with removable service modules
HEWLETT PACKARD DEVELOPMENT CO0 citations53
US10525737B2Jan 7, 2020
Partially dried inkjet media conditioner
HEWLETT PACKARD DEVELOPMENT CO1 citations53
US10947073B2Mar 16, 2021
Velocity and torque based media motor control
HEWLETT PACKARD DEVELOPMENT CO0 citations52
US10035352B2Jul 31, 2018
Printers
HEWLETT PACKARD DEVELOPMENT CO0 citations52
US7384125B2Jun 10, 2008
Moving chassis
HEWLETT PACKARD DEVELOPMENT CO0 citations49
US10933660B2Mar 2, 2021
Output tension zones
HEWLETT PACKARD DEVELOPMENT CO0 citations48
US9931866B2Apr 3, 2018
Media crash prevention surface to contact and guide media
HEWLETT PACKARD DEVELOPMENT CO0 citations48
US10870290B2Dec 22, 2020
Vapor manager
HEWLETT PACKARD DEVELOPMENT CO0 citations45