Magnification degree

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CPC
G03G2215/0446

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GPHYSICS G03Photography G03GELECTROGRAPHY ELECTROPHOTOGRAPHY MAGNETOGRAPHY G03G2215/00Apparatus for electrophotographic processes

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G03G2215/0446Magnification degree

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus having controller to control movement of pr...
- Patent number 12,072,647
- Issue date Aug 27, 2024
- Canon Kabushiki Kaisha
- Akira Hamano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
System and method to improve side 1 to side 2 image on paper magnif...
- Patent number 8,525,857
- Issue date Sep 3, 2013
- Xerox Corporation
- Jonathan B. Hunter
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Image forming apparatus and method with improved capabilities of co...
- Patent number 7,760,222
- Issue date Jul 20, 2010
- Ricoh Company, Ltd.
- Katsuhiko Maeda
- G02 - OPTICS
Information Patent Grant
Image formation apparatus and image formation method
- Patent number 6,097,916
- Issue date Aug 1, 2000
- Canon Kabushiki Kaisha
- Hidehiko Asai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Variable magnification optical system with light shielding mechanism
- Patent number 5,946,532
- Issue date Aug 31, 1999
- Asahi Kogaku Kogyo Kabushiki Kaisha
- Kazuhiro Ichinokawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image recording apparatus
- Patent number 5,671,469
- Issue date Sep 23, 1997
- Fuji Photo Film Co., Ltd.
- Keisuke Yasuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus having magnification capabilities with char...
- Patent number 5,072,259
- Issue date Dec 10, 1991
- Canon Kabushiki Kaisha
- Yoshinori Ikeda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 4,990,956
- Issue date Feb 5, 1991
- Kabushiki Kaisha Toshiba
- Yasuhiro Iwata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Copier with magnification selection and paper winding prevention
- Patent number 4,945,386
- Issue date Jul 31, 1990
- Minolta Camera Kabushiki Kaisha
- Masazumi Ito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Automatic copier show-around erase system
- Patent number 4,745,438
- Issue date May 17, 1988
- Xerox Corporation
- Thomas Acquaviva
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image processing apparatus with variable magnification
- Patent number 4,743,944
- Issue date May 10, 1988
- Canon Kabushiki Kaisha
- Masahiro Tomosada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Copying machine with selective illuminations
- Patent number 4,737,748
- Issue date Apr 12, 1988
- Minolta Camera Kabushiki Kaisha
- Masazumi Ito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and erasure illumination device therefor
- Patent number 4,734,734
- Issue date Mar 29, 1988
- Canon Kabushiki Kaisha
- Hideaki Yano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Copier capable of setting up an erase area on a photoconductive ele...
- Patent number 4,728,985
- Issue date Mar 1, 1988
- Ricoh Company, Ltd.
- Yoshihiro Nakashima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 4,728,982
- Issue date Mar 1, 1988
- Canon Kabushiki Kaisha
- Yukio Takemura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Copying apparatus with variable image magnification
- Patent number 4,711,558
- Issue date Dec 8, 1987
- Canon Kabushiki Kaisha
- Hiroshi Tanioka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 4,697,916
- Issue date Oct 6, 1987
- Canon Kabushiki Kaisha
- Yutaka Komiya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic copying apparatus
- Patent number 4,611,906
- Issue date Sep 16, 1986
- Sanyo Electric Co., Ltd.
- Hiroshi Iwaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image density control apparatus for copying machines
- Patent number 4,572,653
- Issue date Feb 25, 1986
- Minolta Camera Kabushiki Kaisha
- Masazumi Ito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Variable magnification copying apparatus with margin erase
- Patent number 4,552,447
- Issue date Nov 12, 1985
- Canon Kabushiki Kaisha
- Seiji Sagara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image reproducing apparatus
- Patent number 4,512,655
- Issue date Apr 23, 1985
- Canon Kabushiki Kaisha
- Masato Ishida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Non-image erase system for reproduction machines
- Patent number 4,505,575
- Issue date Mar 19, 1985
- Xerox Corporation
- Stephen A. J. Palumbo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charge quenching apparatus for electrophotographic copying machine
- Patent number 4,384,785
- Issue date May 24, 1983
- Ricoh Company, Ltd.
- Shunji Katoh
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic copying apparatus
- Patent number 4,236,811
- Issue date Dec 2, 1980
- Ricoh Company, Ltd.
- Akira Hirose
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrical charge removing arrangement for removing charge from non...
- Patent number 4,173,406
- Issue date Nov 6, 1979
- Minolta Camera Kabushiki Kaisha
- Kenjiro Oyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Available light marginal illumination system
- Patent number 4,047,811
- Issue date Sep 13, 1977
- Xerox Corporation
- Robert F. Allis
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Clean margin mechanism for electrostatic copiers
- Patent number 4,023,896
- Issue date May 17, 1977
- Addressograph-Multigraph Corporation
- Robert M. Koch
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
3912387
- Patent number 3,912,387
- Issue date Oct 14, 1975
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
3901593
- Patent number 3,901,593
- Issue date Aug 26, 1975
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
3892480
- Patent number 3,892,480
- Issue date Jul 1, 1975
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20230314981
- Publication date Oct 5, 2023
- Canon Kabushiki Kaisha
- Akira HAMANO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
SYSTEM AND METHOD TO IMPROVE SIDE 1 TO SIDE 2 IMAGE ON PAPER MAGNIF...
- Publication number 20120262528
- Publication date Oct 18, 2012
- Xerox Corporation
- Jonathan B. Hunter
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Image forming apparatus and method with improved capabilities of co...
- Publication number 20060187473
- Publication date Aug 24, 2006
- Katsuhiko Maeda
- G02 - OPTICS

Magnification degree

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Image forming apparatus having controller to control movement of pr...

System and method to improve side 1 to side 2 image on paper magnif...

Image forming apparatus and method with improved capabilities of co...

Image formation apparatus and image formation method

Variable magnification optical system with light shielding mechanism

Image recording apparatus

Image forming apparatus having magnification capabilities with char...

Image forming apparatus

Copier with magnification selection and paper winding prevention

Automatic copier show-around erase system

Image processing apparatus with variable magnification

Copying machine with selective illuminations

Image forming apparatus and erasure illumination device therefor

Copier capable of setting up an erase area on a photoconductive ele...

Image forming apparatus

Copying apparatus with variable image magnification

Image forming apparatus

Electrophotographic copying apparatus

Image density control apparatus for copying machines

Variable magnification copying apparatus with margin erase

Image reproducing apparatus

Non-image erase system for reproduction machines

Charge quenching apparatus for electrophotographic copying machine

Electrophotographic copying apparatus

Electrical charge removing arrangement for removing charge from non...

Available light marginal illumination system

Clean margin mechanism for electrostatic copiers

3912387

3901593

3892480

Patents Applicationslast 30 patents

IMAGE FORMING APPARATUS

SYSTEM AND METHOD TO IMPROVE SIDE 1 TO SIDE 2 IMAGE ON PAPER MAGNIF...

Image forming apparatus and method with improved capabilities of co...