Akihito Ikegawa

Person

Sakai, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method for producing resin-molded substrate and method for producin...
- Patent number 7,604,706
- Issue date Oct 20, 2009
- Minolta Co., Ltd.
- Kenji Otokawa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Reversible image display medium
- Patent number 7,436,379
- Issue date Oct 14, 2008
- Minolta Co., Ltd.
- Masahiko Matsuura
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Image display medium and image recording apparatus
- Patent number 6,922,204
- Issue date Jul 26, 2005
- Minolta Co., Ltd.
- Masaharu Kanazawa
- G02 - OPTICS
Information Patent Grant
Reversible image display medium
- Patent number 6,900,789
- Issue date May 31, 2005
- Minolta Co., Ltd.
- Masahiko Matsuura
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Image creating apparatus and image recording apparatus
- Patent number 6,881,307
- Issue date Apr 19, 2005
- Minolta Co., Ltd.
- Akihito Ikegawa
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Image displaying method and image forming apparatus utilizing a rev...
- Patent number 6,862,016
- Issue date Mar 1, 2005
- Minolta Co., Ltd.
- Masahiko Matsuura
- G02 - OPTICS
Information Patent Grant
Method and apparatus for forming an image on display medium
- Patent number 6,768,889
- Issue date Jul 27, 2004
- Minolta Co., Ltd.
- Akihito Ikegawa
- G02 - OPTICS
Information Patent Grant
Reversible image display medium
- Patent number 6,686,940
- Issue date Feb 3, 2004
- Minolta Co., Ltd.
- Masahiko Matsuura
- G02 - OPTICS
Information Patent Grant
Image forming apparatus and method using a developing device relati...
- Patent number 6,115,573
- Issue date Sep 5, 2000
- Minolta Co., Ltd.
- Tomoo Izumi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and image forming method
- Patent number 5,995,787
- Issue date Nov 30, 1999
- Minolta Co., Ltd.
- Katsuhiko Takeda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 5,930,565
- Issue date Jul 27, 1999
- Minolta Co., Ltd.
- Isao Doi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging method and charging device
- Patent number 5,881,343
- Issue date Mar 9, 1999
- Minolta Co., Ltd.
- Keiko Momotani
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming method and apparatus transferring an ink image
- Patent number 5,870,129
- Issue date Feb 9, 1999
- Minolta Co., Ltd.
- Akihito Ikegawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrostatic recording apparatus having a floating electrode on a...
- Patent number 5,862,443
- Issue date Jan 19, 1999
- Minolta Co., Ltd.
- Akihito Ikegawa
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Charging method and charging device
- Patent number 5,860,046
- Issue date Jan 12, 1999
- Minolta Co., Ltd.
- Akihito Ikegawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrostatic recording apparatus
- Patent number 5,801,741
- Issue date Sep 1, 1998
- Minolta Co., Ltd.
- Akihito Ikegawa
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Electrophotographic image forming apparatus with low ozone generation
- Patent number 5,790,925
- Issue date Aug 4, 1998
- Minolta Co., Ltd.
- Isao Doi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image forming apparatus
- Patent number 5,774,169
- Issue date Jun 30, 1998
- Minolta Co., Ltd.
- Akihito Ikegawa
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Forming method and apparatus
- Patent number 5,737,670
- Issue date Apr 7, 1998
- Minolta Co., Ltd.
- Akihito Ikegawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging device and image forming apparatus
- Patent number 5,652,649
- Issue date Jul 29, 1997
- Minolta Co., Ltd.
- Akihito Ikegawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus with a member for shaving the surface of a...
- Patent number 5,606,400
- Issue date Feb 25, 1997
- Minolta Co., Ltd.
- Keiko Nagayasu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus
- Patent number 5,587,551
- Issue date Dec 24, 1996
- Minolta Camera Kabushiki Kaisha
- Akihito Ikegawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus with rotating brush for charging
- Patent number 5,587,775
- Issue date Dec 24, 1996
- Minolta Co., Ltd.
- Kazuko Taniguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus having contact charger
- Patent number 5,576,808
- Issue date Nov 19, 1996
- Minolta Co., Ltd.
- Akihito Ikegawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging device for charging the surface of a photosensitive member...
- Patent number 5,568,231
- Issue date Oct 22, 1996
- Minolta Camera Kabushiki Kaisha
- Masaki Asano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Contact type charging device and image forming apparatus having the...
- Patent number 5,557,375
- Issue date Sep 17, 1996
- Minolta Co., Ltd.
- Keiko Nagayasu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging device and method for charging a charge-receiving member b...
- Patent number 5,552,865
- Issue date Sep 3, 1996
- Minolta Camera Kabushiki Kaisha
- Izumi Osawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Contact charger and image forming apparatus provided with same
- Patent number 5,504,561
- Issue date Apr 2, 1996
- Minolta Co., Ltd.
- Akihito Ikegawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
An electrically conductive member of an image forming apparatus con...
- Patent number 5,489,973
- Issue date Feb 6, 1996
- Minolta Camera Kabushiki Kaisha
- Masaki Asano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging device for charging outer surface of photosensitive member...
- Patent number 5,402,213
- Issue date Mar 28, 1995
- Minolta Camera Kabushiki Kaisha
- Akihito Ikegawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Method for producing resin-molded substrate and method for producin...
- Publication number 20080018021
- Publication date Jan 24, 2008
- Minolta Co., Ltd.
- Kenji OTOKAWA
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Reversible image display medium
- Publication number 20050212748
- Publication date Sep 29, 2005
- Minolta Co., Ltd.
- Masahiko Matsuura
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Image displaying method and image forming apparatus utilizing a rev...
- Publication number 20050179643
- Publication date Aug 18, 2005
- Minolta Co., Ltd.
- Masahiko Matsuura
- G02 - OPTICS
Information Patent Application
Image display medium and image recording apparatus
- Publication number 20030214567
- Publication date Nov 20, 2003
- Masaharu Kanazawa
- G02 - OPTICS
Information Patent Application
Method and apparatus for forming an image on an image display medium
- Publication number 20030138266
- Publication date Jul 24, 2003
- Akihito Ikegawa
- G02 - OPTICS
Information Patent Application
Non-fixing type image receiving sheet, method and device for cleani...
- Publication number 20030113144
- Publication date Jun 19, 2003
- MINOLTA CO., LTD.
- Masaharu Kanazawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image creating apparatus and image recording apparatus
- Publication number 20030079986
- Publication date May 1, 2003
- MINOLTA CO., LTD.
- Akihito Ikegawa
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Method for producing resin-molded substrate and method for producin...
- Publication number 20020185788
- Publication date Dec 12, 2002
- Kenji Otokawa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Reversible image display medium
- Publication number 20020097198
- Publication date Jul 25, 2002
- MINOLTA CO., LTD.
- Masahiko Matsuura
- G02 - OPTICS
Information Patent Application
Image displaying method and image forming apparatus
- Publication number 20020097199
- Publication date Jul 25, 2002
- Minolta Co. Ltd.
- Masahiko Matsuura
- G02 - OPTICS
Information Patent Application
Reversible image display medium
- Publication number 20020089495
- Publication date Jul 11, 2002
- MINOLTA CO., LTD.
- Masahiko Matsuura
- G02 - OPTICS

Akihito Ikegawa

Person

Patents Grantslast 30 patents

Method for producing resin-molded substrate and method for producin...

Reversible image display medium

Image display medium and image recording apparatus

Reversible image display medium

Image creating apparatus and image recording apparatus

Image displaying method and image forming apparatus utilizing a rev...

Method and apparatus for forming an image on display medium

Reversible image display medium

Image forming apparatus and method using a developing device relati...

Image forming apparatus and image forming method

Image forming apparatus

Charging method and charging device

Image forming method and apparatus transferring an ink image

Electrostatic recording apparatus having a floating electrode on a...

Charging method and charging device

Electrostatic recording apparatus

Electrophotographic image forming apparatus with low ozone generation

Image forming apparatus

Forming method and apparatus

Charging device and image forming apparatus

Image forming apparatus with a member for shaving the surface of a...

Developing apparatus

Image forming apparatus with rotating brush for charging

Image forming apparatus having contact charger

Charging device for charging the surface of a photosensitive member...

Contact type charging device and image forming apparatus having the...

Charging device and method for charging a charge-receiving member b...

Contact charger and image forming apparatus provided with same

An electrically conductive member of an image forming apparatus con...

Charging device for charging outer surface of photosensitive member...

Patents Applicationslast 30 patents

Method for producing resin-molded substrate and method for producin...

Reversible image display medium

Image displaying method and image forming apparatus utilizing a rev...

Image display medium and image recording apparatus

Method and apparatus for forming an image on an image display medium

Non-fixing type image receiving sheet, method and device for cleani...

Image creating apparatus and image recording apparatus

Method for producing resin-molded substrate and method for producin...

Reversible image display medium

Image displaying method and image forming apparatus

Reversible image display medium