Yoshiro Koga

Person

Nagano-ken, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus and method using liquid development in whic...
- Patent number 7,672,618
- Issue date Mar 2, 2010
- Seiko Epson Corporation
- Atsunori Kitazawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
MEMS scanner adapted to a laser printer
- Patent number 7,636,101
- Issue date Dec 22, 2009
- Microvision, Inc.
- Randall B. Sprague
- G02 - OPTICS
Information Patent Grant
Image forming apparatus and method using liquid development in whic...
- Patent number 7,457,568
- Issue date Nov 25, 2008
- Seiko Epson Corporation
- Atsunori Kitazawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image carrier and developing device incorporated in image forming a...
- Patent number 7,270,925
- Issue date Sep 18, 2007
- Seiko Epson Corporation
- Sinichi Kamoshida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Apparatus and method of transferring image on intermediate medium o...
- Patent number 7,174,111
- Issue date Feb 6, 2007
- Seiko Epson Corporation
- Yoshiro Koga
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Imaging system
- Patent number 7,135,260
- Issue date Nov 14, 2006
- Seiko Epson Corporation
- Nobuhiro Miyakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and image forming method using liquid devel...
- Patent number 7,082,271
- Issue date Jul 25, 2006
- Seiko Epson Corporation
- Masahide Nakamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and method using liquid development under a...
- Patent number 7,062,202
- Issue date Jun 13, 2006
- Seiko Epson Corporation
- Atsunori Kitazawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Liquid development apparatus, liquid development method, and image...
- Patent number 7,003,236
- Issue date Feb 21, 2006
- Seiko Epson Corporation
- Toru Fujita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Apparatus and method of transferring image on intermediate medium o...
- Patent number 6,996,360
- Issue date Feb 7, 2006
- Seiko Epson Corporation
- Yoshiro Koga
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Methods of verifying requirement for replacement of a main unit and...
- Patent number 6,873,802
- Issue date Mar 29, 2005
- Seiko Epson Corporation
- Yoshiro Koga
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Organic electroluminescent array exposure head, method of fabricati...
- Patent number 6,825,867
- Issue date Nov 30, 2004
- Seiko Epson Corporation
- Yoshiro Koga
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Image forming apparatus having writing electrodes for forming an el...
- Patent number 6,661,442
- Issue date Dec 9, 2003
- Seiko Epson Corporation
- Yoshiro Koga
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image forming apparatus having writing electrodes as a writing device
- Patent number 6,650,349
- Issue date Nov 18, 2003
- Seiko Epson Corporation
- Yoshiro Koga
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image forming apparatus having a plurality of writing electrodes
- Patent number 6,618,065
- Issue date Sep 9, 2003
- Seiko Epson Corporation
- Yoshiro Koga
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus with writing electrodes having a substantia...
- Patent number 6,532,031
- Issue date Mar 11, 2003
- Yoshiro Koga
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Developing device
- Patent number 6,526,238
- Issue date Feb 25, 2003
- Seiko Epson Corporation
- Hidenori Kin
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus for forming an electrostatic latent image o...
- Patent number 6,518,990
- Issue date Feb 11, 2003
- Seiko Epson Corporation
- Yoshiro Koga
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image forming apparatus having writing electrodes as a writing device
- Patent number 6,515,692
- Issue date Feb 4, 2003
- Seiko Epson Corporation
- Yoshiro Koga
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image forming apparatus
- Patent number 6,473,107
- Issue date Oct 29, 2002
- Seiko Epson Corporation
- Yoshiro Koga
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image forming apparatus
- Patent number 6,326,992
- Issue date Dec 4, 2001
- Seiko Epson Corporation
- Nozomu Inoue
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Toner fixing apparatus
- Patent number 5,987,294
- Issue date Nov 16, 1999
- Seiko Epson Corporation
- Kaneo Yoda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 5,893,665
- Issue date Apr 13, 1999
- Seiko Epson Corporation
- Kazuhiro Ichikawa
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Laser beam scanning image forming apparatus having two-dimensionall...
- Patent number 5,870,132
- Issue date Feb 9, 1999
- Seiko Epson Corporation
- Nozomu Inoue
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Toner storage device and supply mechanism for image forming
- Patent number 5,729,804
- Issue date Mar 17, 1998
- Seiko Epson Corporation
- Tomoe Aruga
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Contact transfer device and image forming equipment
- Patent number 5,729,811
- Issue date Mar 17, 1998
- Seiko Epson Corporation
- Toshiya Takahata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus using non-magnetic spherical toner particles
- Patent number 5,708,941
- Issue date Jan 13, 1998
- Seiko Epson Corporation
- Yoshiro Koga
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus with film transfer member
- Patent number 5,697,033
- Issue date Dec 9, 1997
- Seiko Epson Corporation
- Kazuhiro Ichikawa
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Developing device
- Patent number 5,655,197
- Issue date Aug 5, 1997
- Seiko Epson Corporation
- Hideki Okada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming method
- Patent number 5,645,966
- Issue date Jul 8, 1997
- Seiko Epson Corporation
- Yoshiro Koga
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
MOLDING-MATERIAL SUPPLYING MECHANISM AND MOLDING APPARATUS
- Publication number 20170151606
- Publication date Jun 1, 2017
- SEIKO EPSON CORPORATION
- Yoshiro KOGA
- B33 - ADDITIVE MANUFACTURING TECHNOLOGY
Information Patent Application
MOLDING APPARATUS AND MOLDING METHOD
- Publication number 20170043433
- Publication date Feb 16, 2017
- SEIKO EPSON CORPORATION
- Yoshiro KOGA
- B33 - ADDITIVE MANUFACTURING TECHNOLOGY
Information Patent Application
METHOD FOR MANUFACTURING PRINTING PLATE AND PRINTING PLATE-FORMING...
- Publication number 20100203448
- Publication date Aug 12, 2010
- SEIKO EPSON CORPORATION
- Takashi TESHIMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS AND METHOD USING LIQUID DEVELOPMENT IN WHIC...
- Publication number 20080273889
- Publication date Nov 6, 2008
- SEIKO EPSON CORPORATION
- Atsunori Kitazawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Fixing device and image forming apparatus
- Publication number 20070183822
- Publication date Aug 9, 2007
- SEIKO EPSON CORPORATION
- Atsunori Kitazawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
MEMS scanner adapted to a laser printer
- Publication number 20070109560
- Publication date May 17, 2007
- Microvision, Inc.
- Randall B. Sprague
- G02 - OPTICS
Information Patent Application
Image forming apparatus and image forming method using liquid devel...
- Publication number 20060193651
- Publication date Aug 31, 2006
- Seiko Epson Corporation
- Masahide Nakamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus and method using liquid development
- Publication number 20060188279
- Publication date Aug 24, 2006
- Seiko Epson Corporation
- Atsunori Kitazawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Apparatus and method of transferring image on intermediate medium o...
- Publication number 20060078341
- Publication date Apr 13, 2006
- Seiko Epson Corporation
- Yoshiro Koga
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Fixing device and image forming apparatus
- Publication number 20060039723
- Publication date Feb 23, 2006
- Atsunori Kitazawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image carrier and developing device incorporated in image forming a...
- Publication number 20050112483
- Publication date May 26, 2005
- Seiko Epson Corporation
- Sinichi Kamoshida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Imaging system
- Publication number 20040265714
- Publication date Dec 30, 2004
- Seiko Epson Corporation
- Nobuhiro Miyakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20040174426
- Publication date Sep 9, 2004
- Seiko Epson Corporation
- Yujiro Nomura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Image forming apparatus and image forming method using liquid devel...
- Publication number 20040136739
- Publication date Jul 15, 2004
- Seiko Epson Corporation
- Masahide Nakamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Liquid development apparatus, liquid development method, and image...
- Publication number 20040131372
- Publication date Jul 8, 2004
- Seiko Epson Corporation
- Toru Fujita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Technique of verifying requirement for replacement of and in image...
- Publication number 20040126123
- Publication date Jul 1, 2004
- Seiko Epson Corporation
- Yoshiro Koga
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Apparatus and method of transferring image on intermediate medium o...
- Publication number 20040126153
- Publication date Jul 1, 2004
- Seiko Epson Corporation
- Yoshiro Koga
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus and method using liquid development
- Publication number 20040114964
- Publication date Jun 17, 2004
- Seiko Epson Corporation
- Atsunori Kitazawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus having a substantially semi-circular resist...
- Publication number 20030117478
- Publication date Jun 26, 2003
- Seiko Epson Corporation
- Yoshiro Koga
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Image forming apparatus having writing electrodes as a writing device
- Publication number 20030076400
- Publication date Apr 24, 2003
- Seiko Epson Corporation
- Yoshiro Koga
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Organic electroluminescent array exposure head, method of fabricati...
- Publication number 20030020799
- Publication date Jan 30, 2003
- Seiko Epson Corporation
- Yoshiro Koga
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Image forming apparatus
- Publication number 20020047887
- Publication date Apr 25, 2002
- Seiko Epson Corporation
- Yoshiro Koga
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Image forming apparatus
- Publication number 20020047886
- Publication date Apr 25, 2002
- Seiko Epson Corporation
- Yoshiro Koga
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Image forming apparatus
- Publication number 20020044191
- Publication date Apr 18, 2002
- Seiko Epson Corporation
- Yoshiro Koga
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Image forming apparatus
- Publication number 20020044190
- Publication date Apr 18, 2002
- Seiko Epson Corporation
- Yoshiro Koga
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Image forming apparatus
- Publication number 20020041319
- Publication date Apr 11, 2002
- Seiko Epson Corporation
- Yoshiro Koga
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Developing device
- Publication number 20020009304
- Publication date Jan 24, 2002
- Seiko Epson Corporation
- Hidenori Kin
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Yoshiro Koga

Person

Patents Grantslast 30 patents

Image forming apparatus and method using liquid development in whic...

MEMS scanner adapted to a laser printer

Image forming apparatus and method using liquid development in whic...

Image carrier and developing device incorporated in image forming a...

Apparatus and method of transferring image on intermediate medium o...

Imaging system

Image forming apparatus and image forming method using liquid devel...

Image forming apparatus and method using liquid development under a...

Liquid development apparatus, liquid development method, and image...

Apparatus and method of transferring image on intermediate medium o...

Methods of verifying requirement for replacement of a main unit and...

Organic electroluminescent array exposure head, method of fabricati...

Image forming apparatus having writing electrodes for forming an el...

Image forming apparatus having writing electrodes as a writing device

Image forming apparatus having a plurality of writing electrodes

Image forming apparatus with writing electrodes having a substantia...

Developing device

Image forming apparatus for forming an electrostatic latent image o...

Image forming apparatus having writing electrodes as a writing device

Image forming apparatus

Image forming apparatus

Toner fixing apparatus

Image forming apparatus

Laser beam scanning image forming apparatus having two-dimensionall...

Toner storage device and supply mechanism for image forming

Contact transfer device and image forming equipment

Developing apparatus using non-magnetic spherical toner particles

Image forming apparatus with film transfer member

Developing device

Image forming method

Patents Applicationslast 30 patents

MOLDING-MATERIAL SUPPLYING MECHANISM AND MOLDING APPARATUS

MOLDING APPARATUS AND MOLDING METHOD

METHOD FOR MANUFACTURING PRINTING PLATE AND PRINTING PLATE-FORMING...

IMAGE FORMING APPARATUS AND METHOD USING LIQUID DEVELOPMENT IN WHIC...

Fixing device and image forming apparatus

MEMS scanner adapted to a laser printer

Image forming apparatus and image forming method using liquid devel...

Image forming apparatus and method using liquid development

Apparatus and method of transferring image on intermediate medium o...

Fixing device and image forming apparatus

Image carrier and developing device incorporated in image forming a...

Imaging system

Image forming apparatus

Image forming apparatus and image forming method using liquid devel...

Liquid development apparatus, liquid development method, and image...

Technique of verifying requirement for replacement of and in image...

Apparatus and method of transferring image on intermediate medium o...

Image forming apparatus and method using liquid development

Image forming apparatus having a substantially semi-circular resist...

Image forming apparatus having writing electrodes as a writing device

Organic electroluminescent array exposure head, method of fabricati...

Image forming apparatus

Image forming apparatus

Image forming apparatus

Image forming apparatus

Image forming apparatus

Developing device