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John A. Underwood
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Vancouver, WA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Media registration devices
Patent number
7,543,812
Issue date
Jun 9, 2009
Hewlett-Packard Development Company, L.P.
John A Underwood
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Eye marks in image processing
Patent number
7,225,738
Issue date
Jun 5, 2007
Hewlett-Packard Development Company, L.P.
John A. Underwood
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Printing apparatus and method for generating direction dependent co...
Patent number
7,054,034
Issue date
May 30, 2006
Hewlett-Packard Development Company, L.P.
John A. Underwood
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and method for producing efficient ink drop overlap filled w...
Patent number
7,014,295
Issue date
Mar 21, 2006
Hewlett-Packard Development Company, L.P.
Mark S. Hickman
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Hinged-arm pick mechanism
Patent number
6,866,259
Issue date
Mar 15, 2005
Hewlett-Packard Development Company, L.P.
John A. Underwood
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Apparatus and method for fortification of black pigment based ink u...
Patent number
6,779,864
Issue date
Aug 24, 2004
Hewlett-Packard Development Company, L.P.
John A. Underwood
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Apparatus and method for fortification of black pigment based ink u...
Patent number
6,659,582
Issue date
Dec 9, 2003
Hewlett-Packard Development Company, L.P.
John A. Underwood
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
System and method for producing efficient ink drop overlap filled w...
Patent number
6,659,589
Issue date
Dec 9, 2003
Hewlett-Packard Development Company, L.P.
Mark S. Hickman
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Hinged-arm pick mechanism
Patent number
6,637,743
Issue date
Oct 28, 2003
Hewlett-Packard Development Company, L.P.
John A. Underwood
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Impact reduction of slew decap by multi-dotting
Patent number
6,575,545
Issue date
Jun 10, 2003
Hewlett-Packard Company
Xavier Bruch
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Test pattern implementation for ink-jet printhead alignment
Patent number
6,554,390
Issue date
Apr 29, 2003
Hewlett-Packard Company
Dan Arquilevich
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Method and apparatus for keying ink supply containers
Patent number
6,364,472
Issue date
Apr 2, 2002
Hewlett-Packard Company
Susan Hmelar
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Apparatus and method for reducing edge margin tolerances in a print...
Patent number
6,357,848
Issue date
Mar 19, 2002
Hewlett-Packard Company
John A. Underwood
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Test pattern implementation for ink-jet printhead alignment
Patent number
6,347,856
Issue date
Feb 19, 2002
Hewlett-Packard Company
Dan Arquilevich
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Automated ink-jet printhead alignment system
Patent number
6,345,877
Issue date
Feb 12, 2002
Hewlett-Packard Company
Braulio Soto
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Hinged-arm pick mechanism
Patent number
6,322,065
Issue date
Nov 27, 2001
Hewlett-Packard Company
John A. Underwood
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Ink cartridge having an integral pressurization apparatus
Patent number
6,312,116
Issue date
Nov 6, 2001
Hewlett-Packard Company
John A. Underwood
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Ink container having electronic and mechanical features enabling pl...
Patent number
6,305,795
Issue date
Oct 23, 2001
Winthrop D. Childers
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Automated ink-jet printhead alignment system
Patent number
6,234,602
Issue date
May 22, 2001
Hewlett-Packard Company
Braulio Soto
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Electrical and fluidic interface for an ink supply
Patent number
6,203,147
Issue date
Mar 20, 2001
Hewlett-Packard Company
Robert L. Battey
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and apparatus for keying ink supply containers
Patent number
6,183,077
Issue date
Feb 6, 2001
Hewlett-Packard Company
Susan Hmelar
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Ink container configured for use with compact supply station
Patent number
6,142,617
Issue date
Nov 7, 2000
Hewlett-Packard Company
John A. Barinaga
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Ink jet printing system with pen alignment and method
Patent number
6,109,722
Issue date
Aug 29, 2000
Hewlett-Packard Company
John A Underwood
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Print mode mapping for plain paper and transparency
Patent number
6,079,807
Issue date
Jun 27, 2000
Hewlett-Packard Company
Christina J. Lindstrom
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Inkjet printer with off-axis ink supply
Patent number
6,033,064
Issue date
Mar 7, 2000
Hewlett-Packard Company
Norman E. Pawlowski
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Ink container having electronic and mechanical features enabling pl...
Patent number
5,956,057
Issue date
Sep 21, 1999
Hewlett-Packard Company
Winthrop D. Childers
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Out-of-ink sensing system for an ink-jet printer
Patent number
5,844,579
Issue date
Dec 1, 1998
Hewlett-Packard Company
John A. Barinaga
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Ink container configured for use with a printing device having an o...
Patent number
5,844,580
Issue date
Dec 1, 1998
John A. Barinaga
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Apparatus for priming an ink delivery system in an ink-jet printer
Patent number
5,774,154
Issue date
Jun 30, 1998
Hewlett-Packard Company
John A. Underwood
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Media sheet pick and feed system
Patent number
5,547,181
Issue date
Aug 20, 1996
Hewlett-Packard Company
John A. Underwood
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Patents Applications
last 30 patents
Information
Patent Application
Media registration devices
Publication number
20080099986
Publication date
May 1, 2008
John A. Underwood
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
Eye marks in image processing
Publication number
20070266878
Publication date
Nov 22, 2007
John A. Underwood
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Output locations
Publication number
20060238798
Publication date
Oct 26, 2006
Greg K. Justice
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Eye marks in image processing
Publication number
20040226467
Publication date
Nov 18, 2004
John A. Underwood
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
System and method for producing efficient ink drop overlap filled w...
Publication number
20040095421
Publication date
May 20, 2004
Mark S. Hickman
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Apparatus and method for fortification of black pigment based ink u...
Publication number
20040046847
Publication date
Mar 11, 2004
John A. Underwood
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Hinged-arm pick mechanism
Publication number
20040017038
Publication date
Jan 29, 2004
John A. Underwood
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Apparatus and method for fortification of black pigment based ink u...
Publication number
20030081029
Publication date
May 1, 2003
John A. Underwood
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Printing apparatus and method
Publication number
20030081229
Publication date
May 1, 2003
John A. Underwood
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMPACT REDUCTION OF SLEW DECAP BY MULTI-DOTTING
Publication number
20030048316
Publication date
Mar 13, 2003
Xavier Bruch
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
System and method for producing efficient ink drop overlap filled w...
Publication number
20030016268
Publication date
Jan 23, 2003
Mark S. Hickman
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Hinged-arm pick mechanism
Publication number
20020060392
Publication date
May 23, 2002
John A. Underwood
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
Test pattern implementation for ink-jet printhead alignment
Publication number
20020060709
Publication date
May 23, 2002
Dan Arquilevich
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
INK CONTAINER CONFIGURED FOR USE WITH PRINTER
Publication number
20020057317
Publication date
May 16, 2002
BRUCE COWGER
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
INK CONTAINER HAVING ELECTRONIC AND MECHANICAL FEATURES ENABLING PL...
Publication number
20010015738
Publication date
Aug 23, 2001
HEWLETT-PACKARD COMPANY
WINTHROP D. CHILDERS
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
INK CARTRIDGE HAVING AN INTEGRAL PRESSURIZATION APPARATUS
Publication number
20010013886
Publication date
Aug 16, 2001
JOHN A. UNDERWOOD
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Automated ink-jet printhead alignment system
Publication number
20010009429
Publication date
Jul 26, 2001
Braulio Soto
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS