Masahiko Itaya

Person

Hachioji, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Liquid developer for image forming apparatus
- Patent number 7,141,346
- Issue date Nov 28, 2006
- Ricoh Company, Ltd.
- Tsutomu Teraoka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device using a developing liquid and image forming appar...
- Patent number 7,004,650
- Issue date Feb 28, 2006
- Ricoh Company, Ltd.
- Tsutomu Sasaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Liquid developer, image-fixing apparatus using the same, and image-...
- Patent number 6,897,002
- Issue date May 24, 2005
- Ricoh Company, Ltd.
- Tsutomu Teraoka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Methods for forming and developing an image
- Patent number 6,876,822
- Issue date Apr 5, 2005
- Ricoh Company, Ltd.
- Tsutomu Sasaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device using a developing liquid including a rotatable a...
- Patent number 6,694,112
- Issue date Feb 17, 2004
- Ricoh Company, Ltd.
- Tsutomu Sasaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic color image formation system and method using l...
- Patent number 6,539,191
- Issue date Mar 25, 2003
- Ricoh Company, Ltd.
- Masahiko Itaya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method and device for measuring a substance concentration in a liquid
- Patent number 6,515,747
- Issue date Feb 4, 2003
- Ricoh Company, Ltd.
- Osamu Satoh
- G01 - MEASURING TESTING
Information Patent Grant
Developing device using a developing liquid and image forming appar...
- Patent number 6,466,757
- Issue date Oct 15, 2002
- Ricoh Company, Ltd.
- Masahiko Itaya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Liquid developing method
- Patent number 6,207,336
- Issue date Mar 27, 2001
- Research Laboratories of Australia PTY Ltd.
- Masahiko Itaya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Liquid developing method of electrostatic latent image and liquid d...
- Patent number 6,167,225
- Issue date Dec 26, 2000
- Research Laboratories of Australia Pty Ltd
- Tsutomu Sasaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus using a developing liquid
- Patent number 6,154,624
- Issue date Nov 28, 2000
- Ricoh Company, Ltd.
- Tsutomu Sasaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image formation apparatus using a liquid developing agent
- Patent number 6,137,976
- Issue date Oct 24, 2000
- Research Laboratories of Australia Pty. Ltd.
- Masahiko Itaya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus using wet type developing device
- Patent number 6,108,508
- Issue date Aug 22, 2000
- Ricoh Company, Ltd.
- Noriyasu Takeuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus using a liquid development system
- Patent number 6,038,421
- Issue date Mar 14, 2000
- Ricoh Company, Ltd.
- Mie Yoshino
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Liquid developing method and liquid developing apparatus
- Patent number 6,029,036
- Issue date Feb 22, 2000
- Nippon Steel Corporation
- Masahiko Itaya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Ghostless developed image forming apparatus and method
- Patent number 5,937,247
- Issue date Aug 10, 1999
- Ricoh Company Ltd.
- Noriyasu Takeuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrostatic printing apparatus
- Patent number 5,394,176
- Issue date Feb 28, 1995
- Nippon Steel Corporation
- Masahiko Itaya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrostatic recording head
- Patent number 5,369,427
- Issue date Nov 29, 1994
- Nippon Steel Corporation
- Masahiko Itaya
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Color image forming apparatus with a multicolor detachable process...
- Patent number 5,327,208
- Issue date Jul 5, 1994
- Konica Corporation
- Shunji Matsuo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color image forming apparatus with a multicolor detachable process...
- Patent number 5,287,161
- Issue date Feb 15, 1994
- Konica Corporation
- Shunji Matsuo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrostatic recording apparatus in which a transfer material conv...
- Patent number 5,191,378
- Issue date Mar 2, 1993
- Konica Corporation
- Masahiko Itaya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color image forming method and apparatus
- Patent number 5,184,146
- Issue date Feb 2, 1993
- Konica Corporation
- Kazuyoshi Tanaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image reading apparatus capable of discriminating between a chromat...
- Patent number 5,140,411
- Issue date Aug 18, 1992
- Konica Corporation
- Satoshi Haneda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Belt type transfer device
- Patent number 5,121,166
- Issue date Jun 9, 1992
- Konica Corporation
- Takayuki Miyamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Clamshell type color image forming apparatus
- Patent number 5,103,261
- Issue date Apr 7, 1992
- Konica Corporation
- Shunji Matsuo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner density control device with adjustable reference values for m...
- Patent number 5,075,726
- Issue date Dec 24, 1991
- Konica Corporation
- Masahiko Itaya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 5,054,419
- Issue date Oct 8, 1991
- Konica Corporation
- Masahiko Itaya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color image forming apparatus
- Patent number 5,030,988
- Issue date Jul 9, 1991
- Konica Corporation
- Satoshi Haneda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method for the development of an electrostatic latent image
- Patent number 5,024,181
- Issue date Jun 18, 1991
- Konica Corporation
- Hisashi Shoji
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Paper separating charger capable of discharging currents of various...
- Patent number 4,979,000
- Issue date Dec 18, 1990
- Konica Corporation
- Jun-ichi Hamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Developing device using a developing liquid and image forming appar...
- Publication number 20050147408
- Publication date Jul 7, 2005
- Tsutomu Sasaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Liquid developer for image forming apparatus
- Publication number 20040241567
- Publication date Dec 2, 2004
- Tsutomu Teraoka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Developing device using a developing liquid and image forming appar...
- Publication number 20040086291
- Publication date May 6, 2004
- Tsutomu Sasaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Liquid developer, image-fixing apparatus using the same, and image-...
- Publication number 20030186157
- Publication date Oct 2, 2003
- Tsutomu Teraoka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Developing device using a developing liquid and image forming appar...
- Publication number 20020021429
- Publication date Feb 21, 2002
- RICOH COMPANY, LTD.
- Tsutomu Sasaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Developing device using a developing liquid and image forming appar...
- Publication number 20010021323
- Publication date Sep 13, 2001
- RICOH COMPANY, LTD.
- Masahiko Itaya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Masahiko Itaya

Person

Patents Grantslast 30 patents

Liquid developer for image forming apparatus

Developing device using a developing liquid and image forming appar...

Liquid developer, image-fixing apparatus using the same, and image-...

Methods for forming and developing an image

Developing device using a developing liquid including a rotatable a...

Electrophotographic color image formation system and method using l...

Method and device for measuring a substance concentration in a liquid

Developing device using a developing liquid and image forming appar...

Liquid developing method

Liquid developing method of electrostatic latent image and liquid d...

Image forming apparatus using a developing liquid

Image formation apparatus using a liquid developing agent

Image forming apparatus using wet type developing device

Image forming apparatus using a liquid development system

Liquid developing method and liquid developing apparatus

Ghostless developed image forming apparatus and method

Electrostatic printing apparatus

Electrostatic recording head

Color image forming apparatus with a multicolor detachable process...

Color image forming apparatus with a multicolor detachable process...

Electrostatic recording apparatus in which a transfer material conv...

Color image forming method and apparatus

Image reading apparatus capable of discriminating between a chromat...

Belt type transfer device

Clamshell type color image forming apparatus

Toner density control device with adjustable reference values for m...

Image forming apparatus

Color image forming apparatus

Method for the development of an electrostatic latent image

Paper separating charger capable of discharging currents of various...

Patents Applicationslast 30 patents

Developing device using a developing liquid and image forming appar...

Liquid developer for image forming apparatus

Developing device using a developing liquid and image forming appar...

Liquid developer, image-fixing apparatus using the same, and image-...

Developing device using a developing liquid and image forming appar...

Developing device using a developing liquid and image forming appar...