Inventor

Yee S. Ng

Inventor

Fairport, NY, US

Overview

1984–2013

Patent span

Physics

Primary field (CPC G)

Patents· 113 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H04Nprimary

H04NPictorial communication, e.g. television40%

G03GElectrography23%

G06KGraphical data reading18%

B41JTypewriters9%

G06TImage data processing or generation, in general4%

G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices1%

G02BOptical elements, systems or apparatus1%

G06FElectric digital data processing1%

G06VImage or video recognition or understanding1%

G11BInformation storage based on relative movement between record carrier and transducer1%

PatentTitleYear

8,588,671'Adjustable gloss control method with different substrates and 3-D image effect with adjustable gloss'2013 8,164,790'Methods of reducing grain and texture in a printed image'2012 8,092,970'Adjustable gloss document printing'2012 8,005,415'Method and apparatus for printing using a tandem electrostatographic printer'2011 7,924,460'Color correction method with transparent toner insignia images'2011 7,877,053'Adjustable gloss control method with different substrates and 3-D image effect with adjustable gloss'2011 7,777,773'Image quality attributes tracking and preventive maintenance prediction'2010 7,755,802'Toner-based noise reduction in electrostatography'2010 7,720,425'Method and apparatus for printing using a tandem electrostatographic printer'2010 7,688,476'Apparatus and method for printing validated image data in a noisy environment'2010 7,599,634'Subjective and objective universal substrate printer ICC profile selection'2009 7,548,343'Color enhancement method and system'2009 7,508,545'Color contour detection and correction'2009 7,502,582'Method and apparatus for printing using a tandem electrostatographic printer'2009 7,468,820'Profile creation for texture simulation with clear toner'2008 7,450,269'Gray level halftone processing'2008 7,340,208'Method and apparatus for electrostatographic printing with generic color profiles and inverse masks based on receiver member characteristics'2008 7,324,240'Color correction method with transparent toner insignia images'2008 7,253,828'Exposure-energy-density and dynamic effect based uniformity correction for LED printheads'2007 7,239,816'Automated image appearance control method'2007 7,236,734'Method and apparatus for electrostatographic printing with enhanced color gamut'2007 7,218,420'Gray level halftone processing'2007 7,139,521'Gloss and differential gloss control methodology'2006 7,079,287'Edge enhancement of gray level images'2006 7,079,281'Edge enhancement processor and method with adjustable threshold setting'2006 7,016,621'Back-transfer reduction in a tandem electrostatographic printer'2006 7,016,070'Multiple-level printhead using embedded high speed serial data and control link with on-board exposure clock generation'2006 6,819,351'Coarse and fine electronic bow correction for a writer'2004 6,724,413'Image width correction for LED printhead'2004 6,608,641'Electrophotographic apparatus and method for using textured receivers'2003 6,538,677'Apparatus and method for gray level printing'2003 6,466,331'Multi-bit rendering with single color and two-color capability'2002 6,113,212'Method and apparatus for thermal control of LED printheads'2000 6,088,050'Non-impact recording apparatus operable under variable recording conditions'2000 6,078,697'Method and apparatus for segmenting image data into contone, text and halftone classifications'2000 6,061,078'Non-impact printer apparatus and method of printing with improved control of emitter pulsewidth modulation duration'2000 6,031,559'Hybrid imaging method and apparatus to reduce contouring and density reversal'2000 6,021,256'Resolution enhancement system for digital images'2000 5,985,499'Method and apparatus for forming two toner images in a single frame'1999 5,937,147'Printing of enhanced images'1999 5,914,744'Apparatus and method of printing with non-uniformity correction of exposure parameters to reduce low spatial frequency printed artifacts'1999 5,818,501'Apparatus and method for grey level printing with improved correction of exposure parameters'1998 5,809,216'Method and apparatus for multiple address recording with brightness and exposure time control'1998 5,739,841'Apparatus and method for grey level printing with uniformity correction'1998 5,699,102'Non-impact copier/printer system communicating rosterized, printer independant data'1997 5,604,527'Dot printer and method for grey level recording with different bit-depth dimensions'1997 5,600,761'Resolution enhancement system for combined binary and gray scale halftone images'1997 5,586,055'Non-uniformity correction of an LED printhead'1996 5,585,836'Electrophotographic image recording apparatus and method with correction for bow in placement of recording elements'1996 5,546,165'Scanner as test print densitometer for compensating overall process drift and nonuniformity'1996 5,523,591'Assembly of led array and lens with engineered light output profile and method for making the assembly'1996 5,515,097'Apparatus with beam shifting assembly means controlled to increase recording resolution'1996 5,502,793'Resolution enhancement system for binary images'1996 5,493,322'Electrophotographic image forming apparatus with non-uniformity correction of recording elements'1996 5,493,385'Electrophotographic color printer apparatus and method with improved registration of colors'1996 5,471,543'Mixed screen frequencies with image segmentation'1995 5,455,681'Low resolution grey level printing method from high resolution binary input file'1995 5,450,531'Resolution enhancement system for combined binary and gray scale halftone images'1995 5,359,431'Classification to change exposure within a cell of different pixels'1994 5,327,524'Electrophotographic recording with multiple-bit grey level LED printhead with enhanced addressability'1994 5,313,309'Method and apparatus for printing halftones with a gray level printer with contour suppression and/or minimization of moire patterns'1994 5,274,732'Mount for linear lens array'1993 5,258,849'Halftone dot arrangement in gray level halftone printing'1993 5,255,013'Multiple address grey level LED printing with binary architectured printhead'1993 5,253,934'L.E.D. array printer with extra driver channel'1993 5,234,783'Method of selectively glossing toner images'1993 5,216,753'Halftone compression with sharpness preservation'1993 5,198,910'Mixed matrix image processing for rendering halftone images with variable dot sizes'1993 5,185,661'Input scanner color mapping and input/output color gamut transformation'1993 5,177,507'Small segment electrostatographic image recorder'1993 5,177,500'LED array printhead with thermally coupled arrays'1993 5,159,357'Non-impact printer for recording in color'1992 5,138,337'Apparatus for grey level printing using a binary architectured printhead'1992 5,138,465'Method and apparatus for highlighting nested information areas for selective editing'1992 5,130,821'Method and apparatus for digital halftoning employing density distribution for selection of a threshold template'1992 5,129,048'Efficient data storage system for gray-scale printers'1992 5,125,072'Efficient data storage system for gray-scale printers'1992 5,121,224'Reproduction apparatus with selective screening and continuous-tone discrimination'1992 5,110,702'Process for toned image transfer using a roller'1992 5,107,349'Multiple screen frequency half-toning with one screen angle'1992 5,099,284'Master sheet and drum assembly'1992 5,087,981'Error diffusion of overlapping dots'1992 5,077,159'Charge injection amplification'1991 5,050,000'Error diffusion of subcells in digital halftoning'1991 5,049,897'Method and apparatus for beam displacement in a light beam scanner'1991 5,025,322'Method and apparatus for grey level recording using multiple addressability'1991 5,014,093'Color copying apparatus and method with improved productivity'1991 5,003,494'Data storage system for an electronic color printer'1991 5,001,028'Electrophotographic method using hard magnetic carrier particles'1991 4,998,118'LED printhead with post lens optical feedback and method of controlling same'1991 4,980,701'Non-impact printhead using a mask with a dye sensitive to and adjusted by light in a first spectrum to balance the transmission of light in a second spectrum emitted by an LED array'1990 4,980,700'LED printhead with droplet formed micro-lenslets and method for producing same'1990 4,959,730'False density contour suppression using randomly modified input signals for comparison to threshold values'1990 4,949,135'Visual based process control apparatus which is based on a near uniform human visual response space'1990 4,947,195'LED printer'1990 4,945,422'False density contour suppression using stored random probabilities to form print/no-print decisions'1990 4,941,004'Printer apparatus'1990 4,916,561'Hard copy printer having magnetic tape image storage'1990 4,875,057'Modular optical printhead for hard copy printers'1989 4,837,587'Non-impact printer with nonuniformity correction'1989 4,835,551'Optical recorder with plural resolution recording'1989 4,831,395'Printer apparatus'1989 4,799,071'Dot printer with age compensation means'1989 4,750,010'Circuit for generating center pulse width modulated waveforms and non-impact printer using same'1988 4,746,941'Dot printer with token bit selection of data latching'1988 4,725,867'Apparatus for forming a multi-color image on an electrophotographic element which is sensitive to light outside the visible spectrum'1988 4,701,387'Plural-stage liquid development of electrostatic charge patterns'1987 4,686,163'Electrophotographic color imaging method'1987 4,654,282'Plural electrophotographic toned image method'1987 4,600,669'Electrophotographic color proofing element and method for using the same'1986 4,512,653'Method and apparatus for thermally-assisted grounding of an electrographic imaging member'1985 4,497,566'Correction of image defects in photoconductive film'1985 4,465,749'Electrostatic charge differential amplification (CDA) in imaging process'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984–2013Patents assigned to EASTMAN KODAK CO (108)· patent assignee history

1984–2013Based in Fairport, NY, US· patent location history

1985–2012Based in Rochester, NY, US· patent location history

1989Based in Fairmont, NY, US· patent location history

2002–2004Patents assigned to NEXPRESS SOLUTIONS LLC (5)· patent assignee history

2012–2013Patents assigned to NG YEE S (3)· patent assignee history

2012–2013Patents assigned to TAI HWAI-TZUU (2)· patent assignee history

2012Patents assigned to ALEXANDROVICH PETER S (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
EASTMAN KODAK CO	108	1984–2013
NEXPRESS SOLUTIONS LLC	5	2002–2004
NG YEE Sself	3	2012–2013
TAI HWAI-TZUU	2	2012–2013
ALEXANDROVICH PETER S	1	2012

Locations

Location	Patents	Span
Fairport, New York, US	105	1984–2013
Rochester, New York, US	7	1985–2012
Fairmont, New York, US	1	1989