Yifeng Wu

Person

Vancouver, WA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Extracting a document page image from a electronically scanned imag...
- Patent number 10,893,167
- Issue date Jan 12, 2021
- Hewlett-Packard Development Company, L.P.
- David M Berfanger
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Compensation of bi-directional alignment error
- Patent number 8,991,960
- Issue date Mar 31, 2015
- Hewlett-Packard Development Company, L.P.
- Greg Hargis
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
System and method for script and orientation detection of images
- Patent number 8,903,175
- Issue date Dec 2, 2014
- Hewlett-Packard Development Company, L.P.
- Chirag Jain
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for script and orientation detection of images us...
- Patent number 8,891,822
- Issue date Nov 18, 2014
- Hewlett-Packard Development Company, L.P.
- Chirag Jain
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for script and orientation detection of images
- Patent number 8,792,724
- Issue date Jul 29, 2014
- Hewlett-Packard Development Company, L.P.
- Chirag Jain
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for document orientation detection
- Patent number 8,712,188
- Issue date Apr 29, 2014
- Hewlett-Packard Development Company, L.P.
- Vandana Roy
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image processing system and method
- Patent number 7,929,161
- Issue date Apr 19, 2011
- Hewlett-Packard Development Company, L.P.
- Yifeng Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Calibration of multi-die printer
- Patent number 7,571,974
- Issue date Aug 11, 2009
- Hewlett-Packard Development Company, L.P.
- Philip B. Cowan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus and methods for color sensor calibration in a multi-die p...
- Patent number 7,537,304
- Issue date May 26, 2009
- Hewlett-Packard Development Company, L.P.
- Yifeng Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for color calibration
- Patent number 7,184,175
- Issue date Feb 27, 2007
- Hewlett-Packard Development Company, L.P.
- Yifeng Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Generalized color calibration architecture and method
- Patent number 7,161,719
- Issue date Jan 9, 2007
- Hewlett-Packard Development Company, L.P.
- Yifeng Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Selecting modes for printing
- Patent number 7,152,947
- Issue date Dec 26, 2006
- Hewlett-Packard Development Company, L.P.
- Yifeng Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Online bi-directional color calibration
- Patent number 7,133,159
- Issue date Nov 7, 2006
- Hewlett-Packard Development Company, L.P.
- Dongli Yang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Calibration method and apparatus using interpolation
- Patent number 6,851,785
- Issue date Feb 8, 2005
- Hewlett-Packard Development Company, L.P.
- Yifeng Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
LOT CODE INFORMATION FOR PRINTING DEVICE CALIBRATION
- Publication number 20220129714
- Publication date Apr 28, 2022
- Hewlett-Packard Development Company, L.P.
- Naoto A. Kawamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
EXTRACTING A DOCUMENT PAGE IMAGE FROM A ELECTRONICALLY SCANNED IMAG...
- Publication number 20200274990
- Publication date Aug 27, 2020
- Hewlett-Packard Development Company, L.P.
- David M Berfanger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMPENSATION OF BI-DIRECTIONAL ALIGNMENT ERROR
- Publication number 20140055514
- Publication date Feb 27, 2014
- Greg Hargis
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
SYSTEM AND METHOD FOR SCRIPT AND ORIENTATION DETECTION OF IMAGES US...
- Publication number 20130266176
- Publication date Oct 10, 2013
- Chirag JAIN
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEM AND METHOD FOR SCRIPT AND ORIENTATION DETECTION OF IMAGES
- Publication number 20130051681
- Publication date Feb 28, 2013
- CHIRAG JAIN
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEM AND METHOD FOR DOCUMENT ORIENTATION DETECTION
- Publication number 20120274991
- Publication date Nov 1, 2012
- Vandana Roy
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Apparatus and methods for color sensor calibration in a multi-die p...
- Publication number 20070252861
- Publication date Nov 1, 2007
- Yifeng Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Calibration of multi-die printer
- Publication number 20070024647
- Publication date Feb 1, 2007
- Philip B. Cowan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Image processing system and method
- Publication number 20050231751
- Publication date Oct 20, 2005
- Yifeng Wu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Selecting modes for printing
- Publication number 20050195232
- Publication date Sep 8, 2005
- Yifeng Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Online bi-directional color calibration
- Publication number 20040196476
- Publication date Oct 7, 2004
- Dongli Yang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Calibration method and apparatus using interpolation
- Publication number 20040046820
- Publication date Mar 11, 2004
- Yifeng Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
System and method for color calibration
- Publication number 20040042021
- Publication date Mar 4, 2004
- Yifeng Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Generalized color calibration architecture and method
- Publication number 20030058459
- Publication date Mar 27, 2003
- Yifeng Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Methods and arrangements for calibrating a color printing device us...
- Publication number 20020180998
- Publication date Dec 5, 2002
- Yifeng Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Person

Patents Grantslast 30 patents

Extracting a document page image from a electronically scanned imag...

Compensation of bi-directional alignment error

System and method for script and orientation detection of images

System and method for script and orientation detection of images us...

System and method for script and orientation detection of images

System and method for document orientation detection

Image processing system and method

Calibration of multi-die printer

Apparatus and methods for color sensor calibration in a multi-die p...

System and method for color calibration

Generalized color calibration architecture and method

Selecting modes for printing

Online bi-directional color calibration

Calibration method and apparatus using interpolation

Patents Applicationslast 30 patents

LOT CODE INFORMATION FOR PRINTING DEVICE CALIBRATION

EXTRACTING A DOCUMENT PAGE IMAGE FROM A ELECTRONICALLY SCANNED IMAG...

COMPENSATION OF BI-DIRECTIONAL ALIGNMENT ERROR

SYSTEM AND METHOD FOR SCRIPT AND ORIENTATION DETECTION OF IMAGES US...

SYSTEM AND METHOD FOR SCRIPT AND ORIENTATION DETECTION OF IMAGES

SYSTEM AND METHOD FOR DOCUMENT ORIENTATION DETECTION

Apparatus and methods for color sensor calibration in a multi-die p...

Calibration of multi-die printer

Image processing system and method

Selecting modes for printing

Online bi-directional color calibration

Calibration method and apparatus using interpolation

System and method for color calibration

Generalized color calibration architecture and method

Methods and arrangements for calibrating a color printing device us...