Koichi Tomiyama

Person

Kawasaki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Toner for developing electrostatic image, image forming method and...
- Patent number 6,365,314
- Issue date Apr 2, 2002
- Canon Kabushiki Kaisha
- Koichi Tomiyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Magnetic toner for developing electrostatic images, process for pro...
- Patent number 6,238,834
- Issue date May 29, 2001
- Canon Kabushiki Kaisha
- Osamu Tamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Yellow toner, process for producing the tower and image forming met...
- Patent number 6,187,495
- Issue date Feb 13, 2001
- Canon Kabushiki Kaisha
- Tatsuhiko Chiba
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner for developing electrostatic image, image forming method and...
- Patent number 6,090,515
- Issue date Jul 18, 2000
- Canon Kabushiki Kaisha
- Koichi Tomiyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner for developing electrostatic images image forming method and...
- Patent number 6,060,202
- Issue date May 9, 2000
- Canon Kabushiki Kaisha
- Yoshihiro Ogawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge
- Patent number 6,002,895
- Issue date Dec 14, 1999
- Canon Kabushiki Kaisha
- Takashige Kasuya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner and image forming method
- Patent number 5,976,752
- Issue date Nov 2, 1999
- Canon Kabushiki Kaisha
- Satoshi Matsunaga
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Magnetic toner, apparatus unit and image forming method
- Patent number 5,858,593
- Issue date Jan 12, 1999
- Canon Kabushiki Kaisha
- Osamu Tamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Images forming apparatus and developer for developing electrostatic...
- Patent number 5,802,428
- Issue date Sep 1, 1998
- Canon Kabushiki Kaisha
- Manabu Ohno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Magnetic toner for developing electrostatic image, image forming pr...
- Patent number 5,750,302
- Issue date May 12, 1998
- Canon Kabushiki Kaisha
- Yoshihiro Ogawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner for developing electrostatic images, process cartridge, and i...
- Patent number 5,736,288
- Issue date Apr 7, 1998
- Canon Kabushiki Kaisha
- Takashige Kasuya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Magnetic toner, process cartridge and image forming method
- Patent number 5,663,026
- Issue date Sep 2, 1997
- Canon Kabushiki Kaisha
- Takashige Kasuya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and developer for developing electrostatic...
- Patent number 5,534,981
- Issue date Jul 9, 1996
- Canon Kabushiki Kaisha
- Manabu Ohno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming method comprising electrostatic transfer of developed...
- Patent number 5,510,223
- Issue date Apr 23, 1996
- Canon Kabushiki Kaisha
- Tsutomu Kukimoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Production of toner for developing electrostatic images
- Patent number 5,464,722
- Issue date Nov 7, 1995
- Canon Kabushiki Kaisha
- Koichi Tomiyama
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Developer for developing electrostatic image and image forming method
- Patent number 5,447,815
- Issue date Sep 5, 1995
- Canon Kabushiki Kaisha
- Masayoshi Kato
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Magnetic toner, magnetic developer, apparatus unit, image forming a...
- Patent number 5,424,810
- Issue date Jun 13, 1995
- Canon Kabushiki Kaisha
- Koichi Tomiyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner for developing electrostatic images, detachable apparatus, im...
- Patent number 5,422,707
- Issue date Jun 6, 1995
- Canon Kabushiki Kaisha
- Tsuyoshi Takiguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming method comprising electrostatic transfer of developed...
- Patent number 5,392,103
- Issue date Feb 21, 1995
- Canon Kabushiki Kaisha
- Tsutomu Kukimoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner for developing electrostatic image and process for production...
- Patent number 5,338,638
- Issue date Aug 16, 1994
- Canon Kabushiki Kaisha
- Kiyoko Tsuchiya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer for developing electrostatic image, image forming method,...
- Patent number 5,319,424
- Issue date Jun 7, 1994
- Canon Kabushiki Kaisha
- Koichi Tomiyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus apparatus unit facsimile apparatus and deve...
- Patent number 5,307,122
- Issue date Apr 26, 1994
- Canon Kabushiki Kaisha
- Manabu Ohno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer for developing electrostatic image, image forming method,...
- Patent number 5,270,143
- Issue date Dec 14, 1993
- Canon Kabushiki Kaisha
- Koichi Tomiyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming method comprising electrostatic transfer of developed...
- Patent number 5,270,770
- Issue date Dec 14, 1993
- Canon Kabushiki Kaisha
- Tsutomu Kukimoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Magnetic developer, image forming method and image forming apparatus
- Patent number 5,262,267
- Issue date Nov 16, 1993
- Canon Kabushiki Kaisha
- Tsuyoshi Takiguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner for developing electrostatic images
- Patent number 5,217,836
- Issue date Jun 8, 1993
- Canon Kabushiki Kaisha
- Tsuyoshi Takiguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer for developing electrostatic images and image forming app...
- Patent number 5,210,617
- Issue date May 11, 1993
- Canon Kabushiki Kaisha
- Koichi Tomiyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner having crosslinkages and method of fixing same
- Patent number 5,180,649
- Issue date Jan 19, 1993
- Canon Kabushiki Kaisha
- Tsutomu Kukimoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer for developing electrostatic images and image forming app...
- Patent number 5,139,914
- Issue date Aug 18, 1992
- Canon Kabushiki Kaisha
- Koichi Tomiyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Magnetic developer, comprising spherical particles magnetic
- Patent number 5,137,796
- Issue date Aug 11, 1992
- Canon Kabushiki Kaisha
- Tsuyoshi Takiguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Koichi Tomiyama

Person

Patents Grantslast 30 patents

Toner for developing electrostatic image, image forming method and...

Magnetic toner for developing electrostatic images, process for pro...

Yellow toner, process for producing the tower and image forming met...

Toner for developing electrostatic image, image forming method and...

Toner for developing electrostatic images image forming method and...

Process cartridge

Toner and image forming method

Magnetic toner, apparatus unit and image forming method

Images forming apparatus and developer for developing electrostatic...

Magnetic toner for developing electrostatic image, image forming pr...

Toner for developing electrostatic images, process cartridge, and i...

Magnetic toner, process cartridge and image forming method

Image forming apparatus and developer for developing electrostatic...

Image forming method comprising electrostatic transfer of developed...

Production of toner for developing electrostatic images

Developer for developing electrostatic image and image forming method

Magnetic toner, magnetic developer, apparatus unit, image forming a...

Toner for developing electrostatic images, detachable apparatus, im...

Image forming method comprising electrostatic transfer of developed...

Toner for developing electrostatic image and process for production...

Developer for developing electrostatic image, image forming method,...

Image forming apparatus apparatus unit facsimile apparatus and deve...

Developer for developing electrostatic image, image forming method,...

Image forming method comprising electrostatic transfer of developed...

Magnetic developer, image forming method and image forming apparatus

Toner for developing electrostatic images

Developer for developing electrostatic images and image forming app...

Toner having crosslinkages and method of fixing same

Developer for developing electrostatic images and image forming app...

Magnetic developer, comprising spherical particles magnetic