Sakano; Yukio

Patent Applications and Registrations

Patent applications and USPTO patent grants for Sakano; Yukio.The latest application filed is for "original-discrimination system for discriminating special document, and image forming apparatus, image processing apparatus and duplicator using the original-discrimination system".

Company Profile

0.17.0

Sakano; Yukio - Fuchu JP
Sakano; Yukio - Tokyo JP
Sakano; Yukio - Fuchuu JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Original-discrimination system for discriminating special document, and image forming apparatus, image processing apparatus and duplicator using the original-discrimination system Grant 6,272,248 - Saitoh , et al. August 7, 2	2001-08-07
Image processing apparatus Grant 5,801,844 - Yamakawa , et al. September 1, 1	1998-09-01
Original-discrimination system for discriminating special document, and image forming apparatus, image processing apparatus and duplicator using the original-discrimination system Grant 5,751,854 - Saitoh , et al. May 12, 1	1998-05-12
Special-document discriminating apparatus and managing system for image forming apparatus having a special-document discriminating function Grant 5,659,628 - Tachikawa , et al. August 19, 1	1997-08-19
Special-document discriminating apparatus and managing system for image forming apparatus having a special-document discriminating function Grant 5,652,803 - Tachikawa , et al. July 29, 1	1997-07-29
Image forming apparatus which adds identification information to recorded images to prevent forgery Grant 5,444,518 - Hashiguchi , et al. August 22, 1	1995-08-22
Method and apparatus for detecting a closed-loop area of an image Grant 5,444,543 - Sakano August 22, 1	1995-08-22
Image processing apparatus especially suitable for producing smooth-edged output multi-level tone data having fewer levels than input multi-level tone data Grant 5,339,171 - Fujisawa , et al. August 16, 1	1994-08-16
Apparatus for converting and processing input bi-level image data and faithfully rendering tones, colors, and edges Grant 5,283,664 - Fujisawa , et al. February 1, 1	1994-02-01
Image processing apparatus and method Grant 5,144,456 - Sakano September 1, 1	1992-09-01
Two dimensional half-tone dot discrimination device Grant 4,984,283 - Sakano January 8, 1	1991-01-08
Two-dimensional memory unit having a 2d array of individually addressable blocks each having a 2d array of cells Grant 4,875,190 - Sakano October 17, 1	1989-10-17
Shading correction system for image scanning apparatus Grant 4,760,464 - Sakano July 26, 1	1988-07-26
Digital copier with document image region decision device Grant 4,707,745 - Sakano November 17, 1	1987-11-17
Method for writing data into a memory Grant 4,615,018 - Sakano September 30, 1	1986-09-30
CRT Display device Grant 4,479,119 - Sakano October 23, 1	1984-10-23
Document feed apparatus Grant 4,227,644 - Sakano October 14, 1	1980-10-14

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