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KEITHLEY DOUGLAS G

Overview
  • Total Patents
    29
About

KEITHLEY DOUGLAS G has a total of 29 patent applications. Its first patent ever was published in 2005. It filed its patents most often in United States. Its main competitors in its focus markets computer technology, audio-visual technology and optics are WU WENCHENG, BENSON INC and IWATA MUNEAKI.

Patent filings in countries

World map showing KEITHLEY DOUGLAS Gs patent filings in countries
# Country Total Patents
#1 United States 29

Patent filings per year

Chart showing KEITHLEY DOUGLAS Gs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Keithley Douglas G 29
#2 Unruh Gregory L 3
#3 Bartle David A 2
#4 Briggs Randall D 2
#5 Moss Roy G 2
#6 Marshall John D 1
#7 Zimmerman Gary 1
#8 Clark Gordon R 1
#9 Hall Lyman L 1
#10 Unruh Gregory Lee 1

Latest patents

Publication Filing date Title
US9678334B1 Oscillating mirror line based image transformation
US2012099159A1 Dither-synchronized image scanning
US8582187B1 Method and apparatus for reducing a color fringe
US8436883B1 Systems and methods for laser spacing compensation in laser printing devices
US8760714B1 Color space conversion
US8537424B1 On-the-fly halftone image generation
US8760725B1 Tone dependent threshold perturbation error diffusion halftone
US8390868B1 Systems and methods for memory reduction for print head data buffering
US8120632B1 Allignment of color planes in multi-beam multi-pass printers
US8339689B1 Exposure correction for scanners
US8630031B1 Color adjustment for a scanned image
US8643661B1 Non raster row pixel processing
US8284411B1 Faster monochrome printing for in-line electrophotographic color printers
US2007109568A1 Method and apparatus for printing an image
US2007053038A1 Laser scanner assembly