Inventor · Hitachi, JP

Tatsuki Inuzuka

37Patents
12h-index
69Co-inventors
84Inventor score

Filing activity: Apr 5, 1983 → Jun 12, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US5101096A Optical recording sheet and method and apparatus for reproducing the same Physics 119 Expired
US5649031A Image information processor for producing high-quality output image Physics 112 Expired
US7460103B2 Liquid crystal display apparatus with luminance distribution calculating, backlight controller, and video correction to improve display contrast ratio Physics 64 Active
US6333745A Data processor having unified memory architecture providing priority memory access Physics 60 Expired
US6731400B1 Color image processing apparatus which performs different image processings depending on region of color image Physics 50 Expired
US7518319B2 LED lighting device and LCD device using the same Emerging Cross-Sectional Technologies 50 Active
US4766499A Method and apparatus for encoding and decoding dither signals for reproduction of the halftone of a picture Physics 32 Expired
US7595784B2 Liquid crystal display apparatus with control of LCD and backlight corresponding to an image Physics 20 Active
US7737930B2 Image signal display apparatus Physics 20 Active
US6204933A Information print system and image processing apparatus Physics 16 Expired
US5307088A Method and apparatus of encoding color image information Electricity 15 Expired
US5177625A Image processing system suitable for use for a facsimile Physics 14 Expired
US7369284B1 Image signal processing method, image signal processing device, and image signal processing system Electricity 11 Expired
US6717583B2 Data processor having unified memory architecture providing priority memory access Physics 11 Expired
US8004545B2 Display apparatus with arrangement to decrease quantity of backlight and increase transmittance of the display panel Physics 9 Active
US6191868A Distributed PWM halftoning unit and printer Electricity 9 Expired
US6784891B2 Image display system Physics 8 Expired
US5162838A Facsimile apparatus and method for processing a fixed document Electricity 8 Expired
US6404930B2 Signal processing equipment Electricity 7 Expired
US7932681B2 LED lighting device and LCD device using the same Emerging Cross-Sectional Technologies 7 Active
US6437825B1 Image processing apparatus having plural image processors and apparatus which merges data to be input and output to the image processors Electricity 6 Expired
US5555095A Image signal processing apparatus Electricity 4 Expired
US8477150B2 Display signal conversion apparatus Physics 4 Active
US4654677A Recording apparatus Physics 3 Expired
US6992676B2 Image display system Physics 3 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.