Mitsuaki Ishitoya

Person

Ibaraki-ken, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image processing apparatus for monochrome conversion and image form...
- Patent number 9,723,175
- Issue date Aug 1, 2017
- Riso Kagaku Corporation
- Mitsuaki Ishitoya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image processing device and image processing method
- Patent number 9,126,419
- Issue date Sep 8, 2015
- Riso Kagaku Corporation
- Junichi Hakamada
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printing method and printing processor for color images
- Patent number 8,885,216
- Issue date Nov 11, 2014
- Riso Kagaku Corporation
- Mitsuaki Ishitoya
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Barcode printing control device
- Patent number 8,727,529
- Issue date May 20, 2014
- Riso Kagaku Corporation
- Koichi Nobushima
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink jet printer and printing method
- Patent number 8,721,065
- Issue date May 13, 2014
- Riso Kagaku Corporation
- Mitsuaki Ishitoya
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Stencil printing machine with a plurality of drum units and method...
- Patent number 7,661,357
- Issue date Feb 16, 2010
- Riso Kagaku Corporation
- Takashi Ebisawa
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Stencil printing machine with a plurality of drum units and method...
- Patent number 7,409,907
- Issue date Aug 12, 2008
- Riso Kagaku Corporation
- Takashi Ebisawa
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method and apparatus for printing a black-and-white image based on...
- Patent number 6,894,807
- Issue date May 17, 2005
- Riso Kagaku Corporation
- Mitsuaki Ishitoya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Printing control device for printing machine having plural printing...
- Patent number 6,595,126
- Issue date Jul 22, 2003
- Riso Kagaku Corporation
- Noriaki Nagao
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Stencil printer
- Patent number 6,354,201
- Issue date Mar 12, 2002
- Riso Kagaku Corporation
- Mitsuaki Ishitoya
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
IMAGE PROCESSING APPARATUS FOR MONOCHROME CONVERSION AND IMAGE FORM...
- Publication number 20170070645
- Publication date Mar 9, 2017
- Riso Kagaku Corporation
- Mitsuaki ISHITOYA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
BARCODE PRINTING CONTROL DEVICE
- Publication number 20130076848
- Publication date Mar 28, 2013
- Riso Kagaku Corporation
- Koichi Nobushima
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD
- Publication number 20120314260
- Publication date Dec 13, 2012
- Riso Kagaku Corporation
- Junichi HAKAMADA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
PRINTING METHOD AND PRINTING PROCESSOR FOR COLOR IMAGES
- Publication number 20120307271
- Publication date Dec 6, 2012
- Riso Kagaku Corporation
- Mitsuaki ISHITOYA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Ink Jet Printer and Printing Method
- Publication number 20090231389
- Publication date Sep 17, 2009
- RISO KAGAKU CORPORATION
- Mitsuaki Ishitoya
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Stencil printing machine with a plurality of drum units and method...
- Publication number 20080271617
- Publication date Nov 6, 2008
- Riso Kagaku Corporation
- Takashi Ebisawa
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Stencil printing machine with a plurality of drum units and method...
- Publication number 20050235846
- Publication date Oct 27, 2005
- Takashi Ebisawa
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Printing control device for printing machine having plural printing...
- Publication number 20020029702
- Publication date Mar 14, 2002
- Noriaki Nagao
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Mitsuaki Ishitoya

Person

Patents Grantslast 30 patents

Image processing apparatus for monochrome conversion and image form...

Image processing device and image processing method

Printing method and printing processor for color images

Barcode printing control device

Ink jet printer and printing method

Stencil printing machine with a plurality of drum units and method...

Stencil printing machine with a plurality of drum units and method...

Method and apparatus for printing a black-and-white image based on...

Printing control device for printing machine having plural printing...

Stencil printer

Patents Applicationslast 30 patents

IMAGE PROCESSING APPARATUS FOR MONOCHROME CONVERSION AND IMAGE FORM...

BARCODE PRINTING CONTROL DEVICE

IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD

PRINTING METHOD AND PRINTING PROCESSOR FOR COLOR IMAGES

Ink Jet Printer and Printing Method

Stencil printing machine with a plurality of drum units and method...

Stencil printing machine with a plurality of drum units and method...

Printing control device for printing machine having plural printing...