Masaharu Ohkubo

Person

Shimomaruko, Ohta-ku, Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image recording apparatus which sends charasteristic/correction sig...
- Patent number 6,477,319
- Issue date Nov 5, 2002
- Canon Kabushiki Kaisha
- Michio Ito
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image forming apparatus indicating the residue of toner and the def...
- Patent number 6,427,054
- Issue date Jul 30, 2002
- Canon Kabushiki Kaisha
- Masaharu Ohkubo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus having transportation guide with fluorinate...
- Patent number 6,259,885
- Issue date Jul 10, 2001
- Canon Kabushiki Kaisha
- Masaharu Ohkubo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Dot image data output apparatus
- Patent number 6,134,025
- Issue date Oct 17, 2000
- Canon Kabushiki Kaisha
- Akihiko Takeuchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Dot image output apparatus
- Patent number 6,108,105
- Issue date Aug 22, 2000
- Canon Kabushiki Kaisha
- Akihiko Takeuchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Charging roller, and process cartridge and image-forming apparatus...
- Patent number 6,052,549
- Issue date Apr 18, 2000
- Canon Kabushiki Kaisha
- Masaru Shimura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device
- Patent number 6,002,106
- Issue date Dec 14, 1999
- Canon Kabushiki Kaisha
- Hiroshi Kataoka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image recording system accommodating various output devices
- Patent number 5,982,983
- Issue date Nov 9, 1999
- Michio Ito
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Images processing apparatus for controlling binarized multi-value i...
- Patent number 5,859,948
- Issue date Jan 12, 1999
- Canon Kabushiki Kaisha
- Michio Ito
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Data processing apparatus
- Patent number 5,754,188
- Issue date May 19, 1998
- Canon Kabushiki Kaisha
- Kaoru Seto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Fixing device
- Patent number 5,682,576
- Issue date Oct 28, 1997
- Canon Kabushiki Kaisha
- Hiroaki Sakai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image fixing apparatus having pressure roller with fluorine surface...
- Patent number 5,659,869
- Issue date Aug 19, 1997
- Canon Kabushiki Kaisha
- Yasumasa Ohtsuka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge with an information feature and image forming app...
- Patent number 5,596,388
- Issue date Jan 21, 1997
- Canon Kabushiki Kaisha
- Masaharu Ohkubo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
System for correcting a pulse-width-modulated signal in a recording...
- Patent number 5,565,995
- Issue date Oct 15, 1996
- Canon Kabushiki Kaisha
- Hiromichi Yamada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Charging member having a foamed layer of a material with specified...
- Patent number 5,543,899
- Issue date Aug 6, 1996
- Canon Kabushiki Kaisha
- Satoru Inami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging member having a cavity, charging device, process unit, and...
- Patent number 5,541,711
- Issue date Jul 30, 1996
- Canon Kabushiki Kaisha
- Hiroki Kisu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging member having a loosely supported charger portion
- Patent number 5,534,344
- Issue date Jul 9, 1996
- Canon Kabushiki Kaisha
- Hiroki Kisu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus using elastic blade
- Patent number 5,519,472
- Issue date May 21, 1996
- Canon Kabushiki Kaisha
- Masaki Ojima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image reading and recording apparatus with correct image mode and m...
- Patent number 5,508,811
- Issue date Apr 16, 1996
- Canon Kabushiki Kaisha
- Shunichi Abe
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Image forming apparatus, and modulating method therein
- Patent number 5,488,487
- Issue date Jan 30, 1996
- Canon Kabushiki Kaisha
- Masaki Ojima
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image process unit having charging member impedance correction feature
- Patent number 5,475,472
- Issue date Dec 12, 1995
- Canon Kabushiki Kaisha
- Masanobu Saito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Siphen for correcting a pulse-width modulated signal in a recording...
- Patent number 5,463,473
- Issue date Oct 31, 1995
- Canon Kabushiki Kaisha
- Hiromichi Yamada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image forming apparatus having weighting material in image bearing...
- Patent number 5,430,526
- Issue date Jul 4, 1995
- Canon Kabushiki Kaisha
- Masaharu Ohkubo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Defining member for defining thickness of one-component developer a...
- Patent number 5,353,104
- Issue date Oct 4, 1994
- Canon Kabushiki Kaisha
- Junichi Kato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Recording apparatus
- Patent number 5,140,349
- Issue date Aug 18, 1992
- Canon Kabushiki Kaisha
- Makoto Abe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electrostatic lasar printer with a short side length of a modulatio...
- Patent number 5,124,802
- Issue date Jun 23, 1992
- Canon Kabushiki Kaisha
- Michio Ito
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Color image recording utilizing color correction in accordance with...
- Patent number 5,091,734
- Issue date Feb 25, 1992
- Canon Kabushiki Kaisha
- Akio Suzuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image reading and recording apparatus with correct image mode and m...
- Patent number 5,072,304
- Issue date Dec 10, 1991
- Canon Kabushiki Kaisha
- Shunichi Abe
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Color image processing method and apparatus
- Patent number 5,003,326
- Issue date Mar 26, 1991
- Canon Kabushiki Kaisha
- Akio Suzuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image forming apparatus
- Patent number 4,937,600
- Issue date Jun 26, 1990
- Canon Kabushiki Kaisha
- Hiromitsu Hirabayashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Masaharu Ohkubo

Person

Patents Grantslast 30 patents

Image recording apparatus which sends charasteristic/correction sig...

Image forming apparatus indicating the residue of toner and the def...

Image forming apparatus having transportation guide with fluorinate...

Dot image data output apparatus

Dot image output apparatus

Charging roller, and process cartridge and image-forming apparatus...

Fixing device

Image recording system accommodating various output devices

Images processing apparatus for controlling binarized multi-value i...

Data processing apparatus

Fixing device

Image fixing apparatus having pressure roller with fluorine surface...

Process cartridge with an information feature and image forming app...

System for correcting a pulse-width-modulated signal in a recording...

Charging member having a foamed layer of a material with specified...

Charging member having a cavity, charging device, process unit, and...

Charging member having a loosely supported charger portion

Developing apparatus using elastic blade

Image reading and recording apparatus with correct image mode and m...

Image forming apparatus, and modulating method therein

Image process unit having charging member impedance correction feature

Siphen for correcting a pulse-width modulated signal in a recording...

Image forming apparatus having weighting material in image bearing...

Defining member for defining thickness of one-component developer a...

Recording apparatus

Electrostatic lasar printer with a short side length of a modulatio...

Color image recording utilizing color correction in accordance with...

Image reading and recording apparatus with correct image mode and m...

Color image processing method and apparatus

Image forming apparatus