Ray A. Walker

Person

Eugene, OR, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for product regionalization
- Patent number 7,110,127
- Issue date Sep 19, 2006
- Hewlett-Packard Development Company, L.P.
- Ray A. Walker
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Fluid detection system
- Patent number 6,929,343
- Issue date Aug 16, 2005
- Hewlett-Packard Development Company, L.P.
- Isaac Farr
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method and apparatus for identifying a sales channel
- Patent number 6,863,377
- Issue date Mar 8, 2005
- Hewlett-Packard Development Company, L.P.
- Ray A. Walker
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for preventing theft of replaceable printing c...
- Patent number 6,739,691
- Issue date May 25, 2004
- Hewlett-Packard Development Company, L.P.
- Ray A. Walker
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method and apparatus for preventing theft of replaceable printing c...
- Patent number 6,685,298
- Issue date Feb 3, 2004
- Hewlett-Packard Development Company, L.P.
- Ray A. Walker
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method and apparatus for transferring information between a replace...
- Patent number 6,676,240
- Issue date Jan 13, 2004
- Hewlett-Packard Development Company, L.P.
- Ray A. Walker
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Digitally compensated pressure ink level sense system and method
- Patent number 6,648,434
- Issue date Nov 18, 2003
- Hewlett-Packard Development Company, L.P.
- Ray A. Walker
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method and apparatus for determining drop volume from a drop ejecti...
- Patent number 6,513,901
- Issue date Feb 4, 2003
- Hewlett-Packard Company
- Ray Allen Walker
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method and apparatus for identifying a sales channel
- Patent number 6,494,562
- Issue date Dec 17, 2002
- Hewlett-Packard Company
- Ray A. Walker
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Ink container having dual capillary members with differing capillar...
- Patent number 6,431,672
- Issue date Aug 13, 2002
- Hewlett-Packard Company
- Michael S. Ardito
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method and apparatus for specifying ink volume in a multichamber in...
- Patent number 6,345,891
- Issue date Feb 12, 2002
- Hewlett-Packard Company
- Winthrop D. Childers
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method and apparatus for transferring information between a replace...
- Patent number 6,312,106
- Issue date Nov 6, 2001
- Hewlett-Packard Company
- Ray A. Walker
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method and apparatus for detecting fluid level in a fluid container
- Patent number 6,312,074
- Issue date Nov 6, 2001
- Hewlett-Packard Company
- Ray A. Walker
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method and apparatus for transferring information between a printer...
- Patent number 6,302,527
- Issue date Oct 16, 2001
- Hewlett-Packard Company
- Ray A. Walker
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Fluid level sensing system and method having controlled surface pairs
- Patent number 6,274,880
- Issue date Aug 14, 2001
- Hewlett-Packard Company
- Ray Allen Walker
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method and apparatus for detecting ink level
- Patent number 6,247,775
- Issue date Jun 19, 2001
- Hewlett-Packard Company
- Ray Allen Walker
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Automated method for filling drug prescriptions
- Patent number 5,883,370
- Issue date Mar 16, 1999
- PSC Inc.
- Ray A. Walker
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Laser diode assembly for laser scanner system
- Patent number 5,327,451
- Issue date Jul 5, 1994
- Spectra-Physics Scanning Systems, Inc.
- Ray A. Walker
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Capillary bore straightness inspection
- Patent number 4,690,556
- Issue date Sep 1, 1987
- Spectra-Physics, Inc.
- Ray A. Walker
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Transceiver controlling a plurality of antennas for communication w...
- Publication number 20060082815
- Publication date Apr 20, 2006
- Ray Allen Walker
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Method and system for determining the location of a movable icon on...
- Publication number 20050264545
- Publication date Dec 1, 2005
- Ray Allen Walker
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Fluid detection system
- Publication number 20040223021
- Publication date Nov 11, 2004
- Isaac Farr
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Method and apparatus for preventing theft of replaceable printing c...
- Publication number 20030206215
- Publication date Nov 6, 2003
- Ray A. Walker
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Method and apparatus for transferring information between a printer...
- Publication number 20030128245
- Publication date Jul 10, 2003
- Ray A. Walker
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Method and apparatus for preventing theft of replaceable printing c...
- Publication number 20030063147
- Publication date Apr 3, 2003
- Ray A. Walker
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Method and apparatus for identifying a sales channel
- Publication number 20030058314
- Publication date Mar 27, 2003
- Ray A. Walker
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Digitally compensated pressure ink level sense system and method
- Publication number 20020126164
- Publication date Sep 12, 2002
- Ray A. Walker
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
INK CONTAINER HAVING DUAL CAPILLARY MEMBERS WITH DIFFERING CAPILLAR...
- Publication number 20020122082
- Publication date Sep 5, 2002
- Michael S. Ardito
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Method and apparatus for transferring information between a replace...
- Publication number 20020030714
- Publication date Mar 14, 2002
- Ray A. Walker
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Method and apparatus for product regionalization
- Publication number 20010019343
- Publication date Sep 6, 2001
- Ray A. Walker
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Ray A. Walker

Person

Patents Grantslast 30 patents

Method and apparatus for product regionalization

Fluid detection system

Method and apparatus for identifying a sales channel

Method and apparatus for preventing theft of replaceable printing c...

Method and apparatus for preventing theft of replaceable printing c...

Method and apparatus for transferring information between a replace...

Digitally compensated pressure ink level sense system and method

Method and apparatus for determining drop volume from a drop ejecti...

Method and apparatus for identifying a sales channel

Ink container having dual capillary members with differing capillar...

Method and apparatus for specifying ink volume in a multichamber in...

Method and apparatus for transferring information between a replace...

Method and apparatus for detecting fluid level in a fluid container

Method and apparatus for transferring information between a printer...

Fluid level sensing system and method having controlled surface pairs

Method and apparatus for detecting ink level

Automated method for filling drug prescriptions

Laser diode assembly for laser scanner system

Capillary bore straightness inspection

Patents Applicationslast 30 patents

Transceiver controlling a plurality of antennas for communication w...

Method and system for determining the location of a movable icon on...

Fluid detection system

Method and apparatus for preventing theft of replaceable printing c...

Method and apparatus for transferring information between a printer...

Method and apparatus for preventing theft of replaceable printing c...

Method and apparatus for identifying a sales channel

Digitally compensated pressure ink level sense system and method

INK CONTAINER HAVING DUAL CAPILLARY MEMBERS WITH DIFFERING CAPILLAR...

Method and apparatus for transferring information between a replace...

Method and apparatus for product regionalization