Brian P. Canfield

Person

San Diego, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Inkjet printing with replaceable set of ink-related components (pri...
- Patent number 6,241,347
- Issue date Jun 5, 2001
- Hewlett-Packard Company
- Rick Becker
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Storage container for inkjet cartridges having removable capping me...
- Patent number 6,199,973
- Issue date Mar 13, 2001
- Hewlett-Packard Company
- Jordi Bartolome
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Translational inkjet servicing module with multiple functions
- Patent number 6,193,353
- Issue date Feb 27, 2001
- Hewlett-Packard Company
- Joan Carles Vives
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Manually replaceable printhead servicing module for each different...
- Patent number 6,189,995
- Issue date Feb 20, 2001
- Hewlett-Packard Company
- Brian Canfield
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Multi-component installation feedback system for replacement print...
- Patent number 6,179,401
- Issue date Jan 30, 2001
- Hewlett-Packard Company
- Ronald D. Stephens
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Inkjet printing with replaceable set of ink-related components (pri...
- Patent number 6,139,135
- Issue date Oct 31, 2000
- Hewlett-Packard Company
- Rick Becker
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Optical encoding of printhead service module
- Patent number 6,076,913
- Issue date Jun 20, 2000
- Hewlett-Packard Company
- Joan Manel Garcia
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printhead service station
- Patent number D423564
- Issue date Apr 25, 2000
- Hewlett-Packard Company
- Brian Canfield
- D18 - Printing and office machinery
Information Patent Grant
Replaceable printhead servicing module with multiple functions (wip...
- Patent number 6,042,216
- Issue date Mar 28, 2000
- Hewlett-Packard Company
- Jesus Garcia
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Energy measurement scheme for an ink jet printer
- Patent number 5,682,185
- Issue date Oct 28, 1997
- Hewlett-Packard Company
- John Wade
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method and apparatus for reducing the size of drops ejected from a...
- Patent number 5,673,069
- Issue date Sep 30, 1997
- Hewlett-Packard Company
- Brian Canfield
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Thermal turn on energy test for an inkjet printer
- Patent number 5,526,027
- Issue date Jun 11, 1996
- Hewlett-Packard Company
- John M. Wade
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Thin film resistor printhead architecture for thermal ink jet pens
- Patent number 5,455,613
- Issue date Oct 3, 1995
- Hewlett-Packard Company
- Brian P. Canfield
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Thermal turn on energy test for an inkjet printer
- Patent number 5,428,376
- Issue date Jun 27, 1995
- Hewlett-Packard Company
- John M. Wade
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Brian P. Canfield

Person

Patents Grantslast 30 patents

Inkjet printing with replaceable set of ink-related components (pri...

Storage container for inkjet cartridges having removable capping me...

Translational inkjet servicing module with multiple functions

Manually replaceable printhead servicing module for each different...

Multi-component installation feedback system for replacement print...

Inkjet printing with replaceable set of ink-related components (pri...

Optical encoding of printhead service module

Printhead service station

Replaceable printhead servicing module with multiple functions (wip...

Energy measurement scheme for an ink jet printer

Method and apparatus for reducing the size of drops ejected from a...

Thermal turn on energy test for an inkjet printer

Thin film resistor printhead architecture for thermal ink jet pens

Thermal turn on energy test for an inkjet printer