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Brian Edward Cooper
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Lexington, KY, US
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Patents Grants
last 30 patents
Information
Patent Grant
Systems and methods for content-based document image enhancement
Patent number
7,676,090
Issue date
Mar 9, 2010
Lexmark International, Inc.
Mohamed N. Ahmed
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Apparatus and method for error diffusion with dither
Patent number
7,518,754
Issue date
Apr 14, 2009
Lexmark International, Inc.
Brian E. Cooper
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for copying objects
Patent number
7,483,589
Issue date
Jan 27, 2009
Lexmark International, Inc.
Mohamed Nooman Ahmed
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
JPEG encoding for document images using pixel classification
Patent number
7,302,107
Issue date
Nov 27, 2007
Lexmark International, Inc.
Mohamed N. Ahmed
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for correcting unadjusted threshold arrays for halftoning by...
Patent number
7,190,490
Issue date
Mar 13, 2007
Lexmark International, Inc.
Brian Edward Cooper
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Systems and methods for content-based document image enhancement
Patent number
7,079,686
Issue date
Jul 18, 2006
Lexmark International, Inc.
Mohamed N. Ahmed
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Shingle masks that reduce banding effect on ink jet printers
Patent number
6,764,162
Issue date
Jul 20, 2004
Lexmark International, Inc.
Mary Ellen Biddle
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for halftoning using a difference weighting function
Patent number
6,710,778
Issue date
Mar 23, 2004
Lexmark International, Inc.
Brian Edward Cooper
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for correcting unadjusted threshold arrays for...
Patent number
6,624,911
Issue date
Sep 23, 2003
Lexmark International, Inc.
Brian Edward Cooper
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and apparatus for correcting unadjusted threshold arrays for...
Patent number
6,512,597
Issue date
Jan 28, 2003
Lexmark International, Inc.
Brian Edward Cooper
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for halftoning using interlocked threshold arrays or interlo...
Patent number
6,356,363
Issue date
Mar 12, 2002
Lexmark International, Inc.
Brian Edward Cooper
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and apparatus for color halftoning using interlocked thresho...
Patent number
6,020,978
Issue date
Feb 1, 2000
Lexmark International, Inc.
Brian Edward Cooper
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for halftoning using stochastic dithering with minimum densi...
Patent number
5,696,602
Issue date
Dec 9, 1997
Lexmark International, Inc.
Brian Edward Cooper
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
Method and System for Compensating Imaging Defect in Image Forming...
Publication number
20110038009
Publication date
Feb 17, 2011
Brian Edward Cooper
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Peripheral device having user preference history and method of oper...
Publication number
20070150536
Publication date
Jun 28, 2007
Lexmark International, Inc.
Mohamed N. Ahmed
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Systems and methods for selective dithering using pixel classification
Publication number
20070070427
Publication date
Mar 29, 2007
Lexmark International, Inc.
Brian E. Cooper
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Apparatus and method for error diffusion with dither
Publication number
20070041053
Publication date
Feb 22, 2007
Lexmark International, Inc.
Brian E. Cooper
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Systems and Methods for Content-Based Document Image Enhancement
Publication number
20060280366
Publication date
Dec 14, 2006
Lexmark International, Inc.
Mohamed N. Ahmed
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method for copying objects
Publication number
20060119902
Publication date
Jun 8, 2006
Lexmark International, Inc.
Mohamed Nooman Ahmed
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
JPEG encoding for document images using pixel classification
Publication number
20050135693
Publication date
Jun 23, 2005
Mohamed N. Ahmed
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Systems and methods for content-based document image enhancement
Publication number
20040037473
Publication date
Feb 26, 2004
Mohamed N. Ahmed
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Shingle masks that reduce banding effect on ink jet printers
Publication number
20030202215
Publication date
Oct 30, 2003
Mary Ellen Biddle
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method for correcting unadjusted threshold arrays for halftoning by...
Publication number
20030128378
Publication date
Jul 10, 2003
Brian Edward Cooper
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method for halftoning using a difference weighting function
Publication number
20020163528
Publication date
Nov 7, 2002
Brian Edward Cooper
H04 - ELECTRIC COMMUNICATION TECHNIQUE