Satoshi Matsunuma

Person

Kamakura, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Magnetic recording medium and magnetic recording apparatus
- Patent number 7,348,077
- Issue date Mar 25, 2008
- Hitachi Maxwell Ltd
- Enji Fujita
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium, method for producing the same, and magne...
- Patent number 7,226,674
- Issue date Jun 5, 2007
- Hitachi Maxell, Ltd.
- Tetsunori Koda
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording media and magnetic storage apparatus using the same
- Patent number 7,050,253
- Issue date May 23, 2006
- Hitachi Global Storage Technologies Japan, Ltd.
- Tetsuya Kanbe
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Magnetic recording medium having a specific relation of coercive fo...
- Patent number 7,038,873
- Issue date May 2, 2006
- Hitachi Maxell, Ltd.
- Katsusuke Shimazaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium, method for producing the same, and magne...
- Patent number 6,994,923
- Issue date Feb 7, 2006
- Hitachi Maxell, Ltd.
- Tetsunori Koda
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium and a magnetic storage apparatus
- Patent number 6,924,048
- Issue date Aug 2, 2005
- Hitachi, Ltd.
- Tetsuya Kanbe
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium with high thermal stability, method for p...
- Patent number 6,893,746
- Issue date May 17, 2005
- Hitachi Maxell, Ltd.
- Fumiyoshi Kirino
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium and magnetic recording apparatus
- Patent number 6,866,948
- Issue date Mar 15, 2005
- Hitachi Maxell, Ltd.
- Tetsunori Koda
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium, method for producing the same, and magne...
- Patent number 6,863,998
- Issue date Mar 8, 2005
- Hitachi Maxell, Ltd.
- Tetsunori Koda
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium, method for producing the same, and magne...
- Patent number 6,846,582
- Issue date Jan 25, 2005
- Hitachi Maxell, Ltd.
- Tsuyoshi Onuma
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium and magnetic recording apparatus
- Patent number 6,846,583
- Issue date Jan 25, 2005
- Hitachi Maxell, Ltd.
- Nobuyuki Inaba
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium, method for producing the same, and magne...
- Patent number 6,815,098
- Issue date Nov 9, 2004
- Hitachi Maxell, Ltd.
- Satoshi Matsunuma
- G11 - INFORMATION STORAGE
Information Patent Grant
Amorphous magnetic recording medium, process for producing the same...
- Patent number 6,699,602
- Issue date Mar 2, 2004
- Hitachi Maxell, Ltd.
- Mitsutoshi Honda
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium, method for producing the same, and magne...
- Patent number 6,602,621
- Issue date Aug 5, 2003
- Hitachi Maxell, Ltd.
- Satoshi Matsunuma
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic storage apparatus
- Patent number 6,574,060
- Issue date Jun 3, 2003
- Hitachi, Ltd.
- Tetsuya Kanbe
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Magnetic recording medium and a magnetic storage apparatus
- Patent number 6,569,545
- Issue date May 27, 2003
- Hitachi, Ltd.
- Tetsuya Kanbe
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording media and magnetic storage apparatus
- Patent number 6,511,761
- Issue date Jan 28, 2003
- Hitachi, Ltd.
- Kiwamu Tanahashi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Magnetic recording media
- Patent number 6,221,508
- Issue date Apr 24, 2001
- Hitachi, Ltd.
- Tetsuya Kanbe
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Plasma processing method and apparatus
- Patent number 5,651,867
- Issue date Jul 29, 1997
- Hitachi, Ltd.
- Yuichi Kokaku
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Recording medium
- Patent number 5,409,738
- Issue date Apr 25, 1995
- Hitachi, Ltd.
- Satoshi Matsunuma
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Magnetic recording medium which includes a protective layer, an adh...
- Patent number 5,104,709
- Issue date Apr 14, 1992
- Hitachi, Ltd.
- Yuichi Kokaku
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Magnetic recording medium and magnetic recording apparatus
- Publication number 20050048321
- Publication date Mar 3, 2005
- Hitachi Maxell, Ltd.
- Enji Fujita
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording medium, method for producing magnetic recording...
- Publication number 20040241500
- Publication date Dec 2, 2004
- Akira Yano
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording medium, recording method therefor and magnetic r...
- Publication number 20040184176
- Publication date Sep 23, 2004
- Katsusuke Shimazaki
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording medium and magnetic storage apparatus using the...
- Publication number 20040121190
- Publication date Jun 24, 2004
- Hitachi Maxell, Ltd.
- Tsuyoshi Onuma
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording medium and magnetic recording apparatus
- Publication number 20040067390
- Publication date Apr 8, 2004
- Hitachi Maxell, Ltd.
- Tetsunori Koda
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording medium, method for producing the same, and magne...
- Publication number 20030235714
- Publication date Dec 25, 2003
- Hitachi Maxell, Ltd.
- Tetsunori Koda
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording media and magnetic storage apparatus using the same
- Publication number 20030218834
- Publication date Nov 27, 2003
- Tetsuya Kanbe
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Magnetic recording medium and magnetic recording apparatus
- Publication number 20030215675
- Publication date Nov 20, 2003
- Hitachi Maxell, Ltd.
- Nobuyuki Inaba
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording medium and a magnetic storage apparatus
- Publication number 20030203239
- Publication date Oct 30, 2003
- Hitachi, Ltd.
- Tetsuya Kanbe
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording medium, method for producing the same, and magne...
- Publication number 20030162057
- Publication date Aug 28, 2003
- Hitachi Maxell, Ltd.
- Satoshi Matsunuma
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording medium, method of manufacture thereof, and magne...
- Publication number 20030157373
- Publication date Aug 21, 2003
- Fumiyoshi Kirino
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Magnetic recording medium, method for producing the same, and magne...
- Publication number 20030118867
- Publication date Jun 26, 2003
- Hitachi Maxell, Ltd.
- Tetsunori Koda
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording medium, method for producing the same, and magne...
- Publication number 20030104252
- Publication date Jun 5, 2003
- Hitachi Maxell, Ltd.
- Tsuyoshi Onuma
- G11 - INFORMATION STORAGE
Information Patent Application
Amorphous magnetic recording medium, process for producing the same...
- Publication number 20020172842
- Publication date Nov 21, 2002
- Mitsutoshi Honda
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording medium, method for prodcing the same, and magnet...
- Publication number 20020122959
- Publication date Sep 5, 2002
- Hitachi Maxell, Ltd.
- Satoshi Matsunuma
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording medium and magnetic recording apparatus
- Publication number 20020064689
- Publication date May 30, 2002
- Hitachi Maxell, Ltd.
- Hideaki Yamanaka
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording media and magnetic storage apparatus using the same
- Publication number 20010024743
- Publication date Sep 27, 2001
- Tetsuya Kanbe
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Satoshi Matsunuma

Person

Patents Grantslast 30 patents

Magnetic recording medium and magnetic recording apparatus

Magnetic recording medium, method for producing the same, and magne...

Magnetic recording media and magnetic storage apparatus using the same

Magnetic recording medium having a specific relation of coercive fo...

Magnetic recording medium, method for producing the same, and magne...

Magnetic recording medium and a magnetic storage apparatus

Magnetic recording medium with high thermal stability, method for p...

Magnetic recording medium and magnetic recording apparatus

Magnetic recording medium, method for producing the same, and magne...

Magnetic recording medium, method for producing the same, and magne...

Magnetic recording medium and magnetic recording apparatus

Magnetic recording medium, method for producing the same, and magne...

Amorphous magnetic recording medium, process for producing the same...

Magnetic recording medium, method for producing the same, and magne...

Magnetic storage apparatus

Magnetic recording medium and a magnetic storage apparatus

Magnetic recording media and magnetic storage apparatus

Magnetic recording media

Plasma processing method and apparatus

Recording medium

Magnetic recording medium which includes a protective layer, an adh...

Patents Applicationslast 30 patents

Magnetic recording medium and magnetic recording apparatus

Magnetic recording medium, method for producing magnetic recording...

Magnetic recording medium, recording method therefor and magnetic r...

Magnetic recording medium and magnetic storage apparatus using the...

Magnetic recording medium and magnetic recording apparatus

Magnetic recording medium, method for producing the same, and magne...

Magnetic recording media and magnetic storage apparatus using the same

Magnetic recording medium and magnetic recording apparatus

Magnetic recording medium and a magnetic storage apparatus

Magnetic recording medium, method for producing the same, and magne...

Magnetic recording medium, method of manufacture thereof, and magne...

Magnetic recording medium, method for producing the same, and magne...

Magnetic recording medium, method for producing the same, and magne...

Amorphous magnetic recording medium, process for producing the same...

Magnetic recording medium, method for prodcing the same, and magnet...

Magnetic recording medium and magnetic recording apparatus

Magnetic recording media and magnetic storage apparatus using the same