Jeffrey D Langford

Person

Corvallis, OR, US

People

Patents Grantslast 30 patents

Information Patent Grant
Printing mechanism and method of ink formulation
- Patent number 8,282,203
- Issue date Oct 9, 2012
- Hewlett-Packard Development Company, L.P.
- James M Brenner
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink recirculation system
- Patent number 8,002,395
- Issue date Aug 23, 2011
- Hewlett-Packard Development Company, L.P.
- Jeffrey D Langford
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink delivery system and methods for improved printing
- Patent number 7,997,698
- Issue date Aug 16, 2011
- Hewlett-Packard Development Company, L.P.
- Jeremy A Davis
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printing mechanism and method of ink formulation
- Patent number 7,922,314
- Issue date Apr 12, 2011
- Hewlett-Packard Development Company, L.P.
- James M Brenner
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printhead evacuation mechanism and method
- Patent number 7,628,475
- Issue date Dec 8, 2009
- Hewlett-Packard Development Company, L.P.
- Jeffrey D Langford
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink delivery system and a method for replacing ink
- Patent number 7,556,367
- Issue date Jul 7, 2009
- Hewlett-Packard Development Company, L.P.
- Jeffrey D Langford
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Clearing silicate kogation
- Patent number 7,543,908
- Issue date Jun 9, 2009
- Hewlett-Packard Development Company, L.P.
- Morgan G. Jones
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink delivery system and methods for improved printing
- Patent number 7,510,274
- Issue date Mar 31, 2009
- Hewlett-Packard Development Company, L.P.
- Jeremy A Davis
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink recirculation system
- Patent number 7,416,293
- Issue date Aug 26, 2008
- Hewlett-Packard Development Company, L.P.
- Jeffrey D Langford
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink delivery system and a method for replacing ink
- Patent number 7,331,664
- Issue date Feb 19, 2008
- Hewlett-Packard Development Company, L.P.
- Jeffrey D Langford
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printhead de-priming
- Patent number 7,296,881
- Issue date Nov 20, 2007
- Hewlett-Packard Development Company, L.P.
- Jeffrey D Langford
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method and apparatus for reducing nozzle failure in stored inkjet p...
- Patent number 7,237,879
- Issue date Jul 3, 2007
- Hewlett-Packard Development Company, L.P.
- Jeffrey D Langford
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Methods and apparatus for curing a thermal sealing material using a...
- Patent number 6,655,794
- Issue date Dec 2, 2003
- Hewlett-Packard Development Company, L.P.
- Mark R. Natterer
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Pivoted printhead handle with recessed rest position
- Patent number 6,364,458
- Issue date Apr 2, 2002
- Hewlett-Packard Company
- B Michael Eckard
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Print cartridge coupling and reservoir assembly for use in an inkje...
- Patent number 6,273,560
- Issue date Aug 14, 2001
- Hewlett-Packard Company
- Brian J. Keefe
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method and apparatus for configuring a fluid interconnect for an in...
- Patent number 6,145,967
- Issue date Nov 14, 2000
- Hewlett-Packard Company
- Jeffrey D Langford
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Inkjet printhead
- Patent number D424103
- Issue date May 2, 2000
- Hewlett-Packard Company
- B. Michael Eckard
- D18 - Printing and office machinery

Patents Applicationslast 30 patents

Information Patent Application
PROFILE GOVERNING SERVICING MAINTENANCE OF FLUIDIC PRINTHEAD NOZZLES
- Publication number 20230405998
- Publication date Dec 21, 2023
- Hewlett-Packard Development Company, L.P.
- JEFFREY D LANGFORD
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
PRINTING MECHANISM AND METHOD OF INK FORMULATION
- Publication number 20110168052
- Publication date Jul 14, 2011
- James M. BRENNER
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
INK DELIVERY SYSTEM AND METHODS FOR IMPROVED PRINTING
- Publication number 20090058956
- Publication date Mar 5, 2009
- JEREMY A. DAVIS
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
INK DELIVERY SYSTEM AND METHODS FOR IMPROVED PRINTING
- Publication number 20090051742
- Publication date Feb 26, 2009
- JEREMY A. DAVIS
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Ink recirculation system
- Publication number 20080273069
- Publication date Nov 6, 2008
- Jeffrey D. Langford
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Ink Delivery System And A Method For Replacing Ink
- Publication number 20080252706
- Publication date Oct 16, 2008
- Jeffrey D. Langford
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Printhead Evacuation Mechanism And Method
- Publication number 20080043075
- Publication date Feb 21, 2008
- Jeffrey D. Langford
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Clearing silicate kogation
- Publication number 20070052761
- Publication date Mar 8, 2007
- Morgan G. Jones
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Ink recirculation system
- Publication number 20060187278
- Publication date Aug 24, 2006
- Jeffrey D. Langford
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Printhead evacuation mechanism and method
- Publication number 20060164470
- Publication date Jul 27, 2006
- Jeffrey D. Langford
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Ink delivery system and methods for improved printing
- Publication number 20060164473
- Publication date Jul 27, 2006
- Jeremy A. Davis
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Ink delivery system and a method for replacing ink
- Publication number 20060092243
- Publication date May 4, 2006
- Jeffrey D. Langford
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Method and apparatus for reducing nozzle failure in stored inkjet p...
- Publication number 20060023036
- Publication date Feb 2, 2006
- Jeffrey D. Langford
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Printing mechanism and method of ink formulation
- Publication number 20060023041
- Publication date Feb 2, 2006
- James M. Brenner
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Methods and apparatus for curing a thermal sealing material using a...
- Publication number 20030142182
- Publication date Jul 31, 2003
- Mark R. Natterer
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Supply adaptor for an on-axis printer
- Publication number 20030076391
- Publication date Apr 24, 2003
- John F. Wilson
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
PIVOTED PRINTHEAD HANDLE WITH RECESSED REST POSITION
- Publication number 20020015077
- Publication date Feb 7, 2002
- HEWLETT-PACKARD COMPANY
- B. MICHAEL ECKARD
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Jeffrey D Langford

Person

Patents Grantslast 30 patents

Printing mechanism and method of ink formulation

Ink recirculation system

Ink delivery system and methods for improved printing

Printing mechanism and method of ink formulation

Printhead evacuation mechanism and method

Ink delivery system and a method for replacing ink

Clearing silicate kogation

Ink delivery system and methods for improved printing

Ink recirculation system

Ink delivery system and a method for replacing ink

Printhead de-priming

Method and apparatus for reducing nozzle failure in stored inkjet p...

Methods and apparatus for curing a thermal sealing material using a...

Pivoted printhead handle with recessed rest position

Print cartridge coupling and reservoir assembly for use in an inkje...

Method and apparatus for configuring a fluid interconnect for an in...

Inkjet printhead

Patents Applicationslast 30 patents

PROFILE GOVERNING SERVICING MAINTENANCE OF FLUIDIC PRINTHEAD NOZZLES

PRINTING MECHANISM AND METHOD OF INK FORMULATION

INK DELIVERY SYSTEM AND METHODS FOR IMPROVED PRINTING

INK DELIVERY SYSTEM AND METHODS FOR IMPROVED PRINTING

Ink recirculation system

Ink Delivery System And A Method For Replacing Ink

Printhead Evacuation Mechanism And Method

Clearing silicate kogation

Ink recirculation system

Printhead evacuation mechanism and method

Ink delivery system and methods for improved printing

Ink delivery system and a method for replacing ink

Method and apparatus for reducing nozzle failure in stored inkjet p...

Printing mechanism and method of ink formulation

Methods and apparatus for curing a thermal sealing material using a...

Supply adaptor for an on-axis printer

PIVOTED PRINTHEAD HANDLE WITH RECESSED REST POSITION