Keiichiro Yusu

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Light deflecting element
- Patent number 8,989,525
- Issue date Mar 24, 2015
- Kabushiki Kaisha Toshiba
- Yuuzo Kamiguchi
- G02 - OPTICS
Information Patent Grant
Optical recording head device, optical recording apparatus, and rec...
- Patent number 8,077,586
- Issue date Dec 13, 2011
- Kabushiki Kaisha Toshiba
- Kazuo Watabe
- G11 - INFORMATION STORAGE
Information Patent Grant
Phase change recording medium
- Patent number 7,858,166
- Issue date Dec 28, 2010
- Kabushiki Kaisha Toshiba
- Tsukasa Nakai
- G11 - INFORMATION STORAGE
Information Patent Grant
Phase-change optical recording medium
- Patent number 7,767,285
- Issue date Aug 3, 2010
- Kabushiki Kaisha Toshiba
- Tsukasa Nakai
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording medium, and information recording/playback appara...
- Patent number 7,736,715
- Issue date Jun 15, 2010
- Kabushiki Kaisha Toshiba
- Tsukasa Nakai
- G11 - INFORMATION STORAGE
Information Patent Grant
Phase-change optical recording media and optical recording-reproduc...
- Patent number 7,643,397
- Issue date Jan 5, 2010
- Kabushiki Kaisha Toshiba
- Tsukasa Nakai
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording media
- Patent number 7,542,404
- Issue date Jun 2, 2009
- Kabushiki Kaisha Toshiba
- Keiichiro Yusu
- G11 - INFORMATION STORAGE
Information Patent Grant
Phase-change optical recording media
- Patent number 7,510,753
- Issue date Mar 31, 2009
- Kabushiki Kaisha Toshiba
- Tsukasa Nakai
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording medium and its manufacturing method
- Patent number 7,455,951
- Issue date Nov 25, 2008
- Kabushiki Kaisha Toshiba
- Katsutaro Ichihara
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Phase-change optical recording medium
- Patent number 7,357,969
- Issue date Apr 15, 2008
- Kabushiki Kaisha Toshiba
- Tsukasa Nakai
- G11 - INFORMATION STORAGE
Information Patent Grant
Phase-change optical recording medium
- Patent number 7,335,459
- Issue date Feb 26, 2008
- Kabushiki Kaisha Toshiba
- Sumio Ashida
- G11 - INFORMATION STORAGE
Information Patent Grant
Phase-change optical recording medium
- Patent number 7,294,382
- Issue date Nov 13, 2007
- Kabushiki Kaisha Toshiba
- Tsukasa Nakai
- G11 - INFORMATION STORAGE
Information Patent Grant
Phase-change optical recording medium
- Patent number 7,291,375
- Issue date Nov 6, 2007
- Kabushiki Kaisha Toshiba
- Tsukasa Nakai
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording medium and optical recording-reproducing method
- Patent number 7,245,576
- Issue date Jul 17, 2007
- Kabushiki Kaisha Toshiba
- Katsutaro Ichihara
- G11 - INFORMATION STORAGE
Information Patent Grant
Phase-change optical recording medium
- Patent number 7,214,416
- Issue date May 8, 2007
- Kabushiki Kaisha Toshiba
- Tsukasa Nakai
- G11 - INFORMATION STORAGE
Information Patent Grant
Phase-change optical recording medium
- Patent number 7,132,147
- Issue date Nov 7, 2006
- Kabushiki Kaisha Toshiba
- Tsukasa Nakai
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical information recording medium
- Patent number 7,110,348
- Issue date Sep 19, 2006
- Kabushiki Kaisha Toshiba
- Naomasa Nakamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording medium
- Patent number 7,011,876
- Issue date Mar 14, 2006
- Kabushiki Kaisha Toshiba
- Sumio Ashida
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical information recording medium
- Patent number 6,944,116
- Issue date Sep 13, 2005
- Kabushiki Kaisha Toshiba
- Naomasa Nakamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical information recording medium and optical disk drive
- Patent number 6,842,419
- Issue date Jan 11, 2005
- Kabushiki Kaisha Toshiba
- Naomasa Nakamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording medium
- Patent number 6,805,935
- Issue date Oct 19, 2004
- Kabushiki Kaisha Toshiba
- Sumio Ashida
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording medium and its manufacturing method
- Patent number 6,554,972
- Issue date Apr 29, 2003
- Kabushiki Kaisha Toshiba
- Katsutaro Ichihara
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Optical recording medium
- Patent number 6,296,915
- Issue date Oct 2, 2001
- Kabushiki Kaisha Toshiba
- Keiichiro Yusu
- G11 - INFORMATION STORAGE
Information Patent Grant
Phase change optical recording medium
- Patent number 6,240,060
- Issue date May 29, 2001
- Kabushiki Kaisha Toshiba
- Akira Kikitsu
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording apparatus
- Patent number 6,174,597
- Issue date Jan 16, 2001
- Kabushiki Kaisha Toshiba
- Keiichiro Yusu
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic element, and magnetic head and magnetic memory device usin...
- Patent number 6,114,056
- Issue date Sep 5, 2000
- Kabushiki Kaisha Toshiba
- Koichiro Inomata
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Phase change optical recording medium and optical recording method
- Patent number 5,997,978
- Issue date Dec 7, 1999
- Kabushiki Kaisha Toshiba
- Katsutaro Ichihara
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium and method for manufacturing the same
- Patent number 5,981,054
- Issue date Nov 9, 1999
- Kabushiki Kaisha Toshiba
- Takashi Hikosaka
- G11 - INFORMATION STORAGE
Information Patent Grant
Phase change optical recording medium
- Patent number 5,889,756
- Issue date Mar 30, 1999
- Kabushiki Kaisha Toshiba
- Katsutaro Ichihara
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Magnetoresistance effect element
- Patent number 5,773,156
- Issue date Jun 30, 1998
- Kabushiki Kaisha Toshiba
- Koichiro Inomata
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
LIGHT DEFLECTING ELEMENT
- Publication number 20130259417
- Publication date Oct 3, 2013
- Yuuzo KAMIGUCHI
- G02 - OPTICS
Information Patent Application
LIGHT DEFLECTING ELEMENT
- Publication number 20130258452
- Publication date Oct 3, 2013
- Yuuzo KAMIGUCHI
- G02 - OPTICS
Information Patent Application
OPTICAL DISC AND RECORDING AND REPRODUCING APPARATUS AND METHOD
- Publication number 20130077459
- Publication date Mar 28, 2013
- Yuuzo KAMIGUCHI
- G11 - INFORMATION STORAGE
Information Patent Application
SUBSTRATE FOR ELECTRON-BEAM DRAWING
- Publication number 20120153487
- Publication date Jun 21, 2012
- Kabushiki Kaisha Toshiba
- Keiichiro Yusu
- G11 - INFORMATION STORAGE
Information Patent Application
MASTER RECORDING APPARATUS, MASTER RECORDING METHOD, MASTER FOR STA...
- Publication number 20090268580
- Publication date Oct 29, 2009
- Kabushiki Kaisha Toshiba
- Keiichiro YUSU
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
INFORMATION RECORDING APPARATUS AND CONTROL METHOD THEREOF
- Publication number 20090196138
- Publication date Aug 6, 2009
- Kabushiki Kaisha Toshiba
- Nobuaki KAJI
- G11 - INFORMATION STORAGE
Information Patent Application
INFORMATION RECORDING MEDIUM, INFORMATION RECORDING METHOD, AND INF...
- Publication number 20090196142
- Publication date Aug 6, 2009
- Kabushiki Kaisha Toshiba
- Keiichiro YUSU
- G11 - INFORMATION STORAGE
Information Patent Application
MASTER RECORDING APPARATUS AND MASTER RECORDING METHOD
- Publication number 20090196148
- Publication date Aug 6, 2009
- Kabushiki Kaisha Toshiba
- Keiichiro YUSU
- G11 - INFORMATION STORAGE
Information Patent Application
INFORMATION RECORDING MEDIUM
- Publication number 20090196157
- Publication date Aug 6, 2009
- Kabushiki Kaisha Toshiba
- Naomasa NAKAMURA
- G11 - INFORMATION STORAGE
Information Patent Application
DRIVE CONTROL APPARATUS AND DRIVE CONTROL METHOD OF SEMICONDUCTOR L...
- Publication number 20090141760
- Publication date Jun 4, 2009
- Kabushiki Kaisha Toshiba
- Masahiro SAITO
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISC DEVICE AND OPTICAL DISC PROCESSING METHOD
- Publication number 20090109815
- Publication date Apr 30, 2009
- Kabushiki Kaisha Toshiba
- Takashi USUI
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISC APPARATUS AND OPTICAL DISC PROCESSING METHOD
- Publication number 20090109816
- Publication date Apr 30, 2009
- Kabushiki Kaisha Toshiba
- Takashi USUI
- G11 - INFORMATION STORAGE
Information Patent Application
LASER DRIVE DEVICE AND INFORMATION RECORDING/REPRODUCING APPARATUS...
- Publication number 20090109809
- Publication date Apr 30, 2009
- Kabushiki Kaisha Toshiba
- Kazuto KURODA
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL RECORDING HEAD DEVICE, OPTICAL RECORDING APPARATUS, AND REC...
- Publication number 20090103422
- Publication date Apr 23, 2009
- Kabushiki Kaisha Toshiba
- Kazuo WATABE
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISC AND OPTICAL DISC DEVICE
- Publication number 20080151728
- Publication date Jun 26, 2008
- Kabushiki Kaisha Toshiba
- Keiichiro Yusu
- G11 - INFORMATION STORAGE
Information Patent Application
Single-sided, multilayered optical disc, BCA recording apparatus, B...
- Publication number 20070298207
- Publication date Dec 27, 2007
- Keiichiro Yusu
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL RECORDING MEDIUM, INFORMATION RECORDING AND REPRODUCING APP...
- Publication number 20070248785
- Publication date Oct 25, 2007
- Tsukasa Nakai
- G11 - INFORMATION STORAGE
Information Patent Application
Optical disk and optical disk device
- Publication number 20070230321
- Publication date Oct 4, 2007
- Noritake Oomachi
- G11 - INFORMATION STORAGE
Information Patent Application
PHASE CHANGE RECORDING MEDIUM
- Publication number 20070178272
- Publication date Aug 2, 2007
- Tsukasa NAKAI
- G11 - INFORMATION STORAGE
Information Patent Application
Phase-change optical recording medium
- Publication number 20070148396
- Publication date Jun 28, 2007
- Kabushiki Kaisha Toshiba
- Tsukasa Nakai
- G11 - INFORMATION STORAGE
Information Patent Application
Optical recording medium, and information recording/playback appara...
- Publication number 20060291370
- Publication date Dec 28, 2006
- Tsukasa Nakai
- G11 - INFORMATION STORAGE
Information Patent Application
Information storage medium, medium processing apparatus, and medium...
- Publication number 20060280066
- Publication date Dec 14, 2006
- Keiichiro Yusu
- G11 - INFORMATION STORAGE
Information Patent Application
Phase-change optical recording medium
- Publication number 20060275577
- Publication date Dec 7, 2006
- Kabushiki Kaisha Toshiba
- Tsukasa Nakai
- G11 - INFORMATION STORAGE
Information Patent Application
Phase-change optical recording medium
- Publication number 20060269719
- Publication date Nov 30, 2006
- Kabushiki Kaisha Toshiba
- Tsukasa Nakai
- G11 - INFORMATION STORAGE
Information Patent Application
Phase-change optical recording medium
- Publication number 20060234004
- Publication date Oct 19, 2006
- Kabushiki Kaisha Toshiba
- Tsukasa Nakai
- G11 - INFORMATION STORAGE
Information Patent Application
Phase-change optical recording medium
- Publication number 20060234005
- Publication date Oct 19, 2006
- Kabushiki Kaisha Toshiba
- Tsukasa Nakai
- G11 - INFORMATION STORAGE
Information Patent Application
Information recording medium and its manufacturing method
- Publication number 20060177769
- Publication date Aug 10, 2006
- Kabushiki Kaisha Toshiba
- Katsutaro Ichihara
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Phase-change optical recording media
- Publication number 20060146687
- Publication date Jul 6, 2006
- Kabushiki Kaisha Toshiba
- Tsukasa Nakai
- G11 - INFORMATION STORAGE
Information Patent Application
Optical recording media
- Publication number 20060077869
- Publication date Apr 13, 2006
- Keiichiro Yusu
- G11 - INFORMATION STORAGE
Information Patent Application
Phase-change optical recording media and optical recording-reproduc...
- Publication number 20060077878
- Publication date Apr 13, 2006
- Tsukasa Nakai
- G11 - INFORMATION STORAGE

Keiichiro Yusu

Person

Patents Grantslast 30 patents

Light deflecting element

Optical recording head device, optical recording apparatus, and rec...

Phase change recording medium

Phase-change optical recording medium

Optical recording medium, and information recording/playback appara...

Phase-change optical recording media and optical recording-reproduc...

Optical recording media

Phase-change optical recording media

Information recording medium and its manufacturing method

Phase-change optical recording medium

Phase-change optical recording medium

Phase-change optical recording medium

Phase-change optical recording medium

Optical recording medium and optical recording-reproducing method

Phase-change optical recording medium

Phase-change optical recording medium

Optical information recording medium

Optical recording medium

Optical information recording medium

Optical information recording medium and optical disk drive

Optical recording medium

Information recording medium and its manufacturing method

Optical recording medium

Phase change optical recording medium

Magnetic recording apparatus

Magnetic element, and magnetic head and magnetic memory device usin...

Phase change optical recording medium and optical recording method

Magnetic recording medium and method for manufacturing the same

Phase change optical recording medium

Magnetoresistance effect element

Patents Applicationslast 30 patents

LIGHT DEFLECTING ELEMENT

LIGHT DEFLECTING ELEMENT

OPTICAL DISC AND RECORDING AND REPRODUCING APPARATUS AND METHOD

SUBSTRATE FOR ELECTRON-BEAM DRAWING

MASTER RECORDING APPARATUS, MASTER RECORDING METHOD, MASTER FOR STA...

INFORMATION RECORDING APPARATUS AND CONTROL METHOD THEREOF

INFORMATION RECORDING MEDIUM, INFORMATION RECORDING METHOD, AND INF...

MASTER RECORDING APPARATUS AND MASTER RECORDING METHOD

INFORMATION RECORDING MEDIUM

DRIVE CONTROL APPARATUS AND DRIVE CONTROL METHOD OF SEMICONDUCTOR L...

OPTICAL DISC DEVICE AND OPTICAL DISC PROCESSING METHOD

OPTICAL DISC APPARATUS AND OPTICAL DISC PROCESSING METHOD

LASER DRIVE DEVICE AND INFORMATION RECORDING/REPRODUCING APPARATUS...

OPTICAL RECORDING HEAD DEVICE, OPTICAL RECORDING APPARATUS, AND REC...

OPTICAL DISC AND OPTICAL DISC DEVICE

Single-sided, multilayered optical disc, BCA recording apparatus, B...

OPTICAL RECORDING MEDIUM, INFORMATION RECORDING AND REPRODUCING APP...

Optical disk and optical disk device

PHASE CHANGE RECORDING MEDIUM

Phase-change optical recording medium

Optical recording medium, and information recording/playback appara...

Information storage medium, medium processing apparatus, and medium...

Phase-change optical recording medium

Phase-change optical recording medium

Phase-change optical recording medium

Phase-change optical recording medium

Information recording medium and its manufacturing method

Phase-change optical recording media

Optical recording media

Phase-change optical recording media and optical recording-reproduc...