Robert Haselby

Person

San Diego, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Determining an active line
- Patent number 8,223,958
- Issue date Jul 17, 2012
- Hewlett-Packard Development Company, L.P.
- Daud Abd Al-Malik Zoss
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Calibration system to correct printhead misalignments
- Patent number 6,568,782
- Issue date May 27, 2003
- Hewlett-Packard Company
- Robert D. Haselby
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Automatic print cartridge alignment sensor system
- Patent number 6,241,334
- Issue date Jun 5, 2001
- Hewlett-Packard Company
- Robert D. Haselby
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Alignment sensor system for multiple print cartridges
- Patent number 6,161,914
- Issue date Dec 19, 2000
- Hewlett-Packard Company
- Robert D. Haselby
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Underpulsed scanner with variable scan speed, P. W. M. color balanc...
- Patent number 5,991,055
- Issue date Nov 23, 1999
- Hewlett-Packard Company
- Robert D. Haselby
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wide-swath printer/plotter using multiple printheads
- Patent number 5,861,899
- Issue date Jan 19, 1999
- Hewlett-Packard Company
- Michael A. Nguyen
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Optical print cartridge alignment system
- Patent number 5,644,344
- Issue date Jul 1, 1997
- Hewlett-Packard Company
- Robert D. Haselby
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatus for enhancing ink-flow reliability in a thermal-inkjet pe...
- Patent number 5,517,217
- Issue date May 14, 1996
- Hewlett-Packard Company
- Robert D. Haselby
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Wide-swath printer/plotter using multiple printheads
- Patent number 5,488,397
- Issue date Jan 30, 1996
- Hewlett-Packard Company
- Michael A. Nguyen
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Print cartridge alignment in paper axis
- Patent number 5,297,017
- Issue date Mar 22, 1994
- Hewlett-Packard Company
- Robert D. Haselby
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Automatic print cartridge alignment sensor system
- Patent number 5,289,208
- Issue date Feb 22, 1994
- Hewlett-Packard Company
- Robert D. Haselby
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Print cartridge bidirectional alignment in carriage axis
- Patent number 5,250,956
- Issue date Oct 5, 1993
- Hewlett-Packard Company
- Robert D. Haselby
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Inter pen offset determination and compensation in multi-pen ink je...
- Patent number 5,109,239
- Issue date Apr 28, 1992
- Hewlett-Packard Company
- Keith E. Cobbs
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Inter pen offset determination and compensation in multi-pen therma...
- Patent number 4,922,270
- Issue date May 1, 1990
- Hewlett-Packard Company
- Keith E. Cobbs
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Media advance system for swath printers
- Patent number 4,916,638
- Issue date Apr 10, 1990
- Hewlett-Packard Company
- Robert D. Haselby
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Position transducer for use with a printer or plotter
- Patent number 4,844,317
- Issue date Jul 4, 1989
- Hewlett-Packard Company
- Samuel A. Stodder
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus and method for pen-lift system
- Patent number 4,567,565
- Issue date Jan 28, 1986
- Hewlett-Packard Company
- Robert D. Haselby
- G01 - MEASURING TESTING
Information Patent Grant
Open-loop electric drive with corrective controller
- Patent number 4,163,928
- Issue date Aug 7, 1979
- Hewlett-Packard Company
- Marvin L. Patterson
- G05 - CONTROLLING REGULATING
Information Patent Grant
Open-loop electric drive with corrective controller
- Patent number 4,115,726
- Issue date Sep 19, 1978
- Hewlett-Packard Company
- Marvin LeRoy Patterson
- G05 - CONTROLLING REGULATING

Patents Applicationslast 30 patents

Information Patent Application
Determining an active line
- Publication number 20070116252
- Publication date May 24, 2007
- Daud Abd Al-Malik Zoss
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Robert Haselby

Person

Patents Grantslast 30 patents

Determining an active line

Calibration system to correct printhead misalignments

Automatic print cartridge alignment sensor system

Alignment sensor system for multiple print cartridges

Underpulsed scanner with variable scan speed, P. W. M. color balanc...

Wide-swath printer/plotter using multiple printheads

Optical print cartridge alignment system

Apparatus for enhancing ink-flow reliability in a thermal-inkjet pe...

Wide-swath printer/plotter using multiple printheads

Print cartridge alignment in paper axis

Automatic print cartridge alignment sensor system

Print cartridge bidirectional alignment in carriage axis

Inter pen offset determination and compensation in multi-pen ink je...

Inter pen offset determination and compensation in multi-pen therma...

Media advance system for swath printers

Position transducer for use with a printer or plotter

Apparatus and method for pen-lift system

Open-loop electric drive with corrective controller

Open-loop electric drive with corrective controller

Patents Applicationslast 30 patents

Determining an active line