Hiroyuki Kataoka

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Magnetic recording medium and magnetic recording system using the same
- Patent number 7,261,958
- Issue date Aug 28, 2007
- Hitachi Global Storage Technologies Japan, Ltd.
- Yoshiyuki Hirayama
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording media and magnetic recording system using the same
- Patent number 7,056,604
- Issue date Jun 6, 2006
- Hitachi Global Storage Technologies Japan, Ltd.
- Tetsuya Kanbe
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium, its production method and magnetic stora...
- Patent number 6,706,363
- Issue date Mar 16, 2004
- Hitachi, Ltd.
- Yoshinori Honda
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording media and magnetic recording system using the same
- Patent number 6,596,420
- Issue date Jul 22, 2003
- Hitachi, Ltd.
- Tetsuya Kanbe
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording media and magnetic recording system using the same
- Patent number 6,403,240
- Issue date Jun 11, 2002
- Hitachi, Ltd.
- Tetsuya Kanbe
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk and its manufacturing method
- Patent number 5,985,402
- Issue date Nov 16, 1999
- Hitachi, Ltd.
- Takao Nakamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Frictionally sliding head magnet disk apparatus
- Patent number 5,825,591
- Issue date Oct 20, 1998
- Hitachi, Ltd.
- Takao Nakamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium and magnetic recording system using the same
- Patent number 5,759,681
- Issue date Jun 2, 1998
- Hitachi, Ltd.
- Yuzuru Hosoe
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk and its manufacturing method
- Patent number 5,737,159
- Issue date Apr 7, 1998
- Hitachi, Ltd.
- Takao Nakamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium and method of producing same
- Patent number 4,950,548
- Issue date Aug 21, 1990
- Hitachi, Ltd.
- Kenji Furusawa
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Magnetic recording media and magnetic recording system using the same
- Publication number 20030211364
- Publication date Nov 13, 2003
- Tetsuya Kanbe
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording medium and magnetic recording system using the same
- Publication number 20030017369
- Publication date Jan 23, 2003
- Hitachi, Ltd.
- Yoshiyuki Hirayama
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording media and magnetic recording system using the same
- Publication number 20020150796
- Publication date Oct 17, 2002
- Tetsuya Kanbe
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording medium, its production method and magnetic stora...
- Publication number 20020146532
- Publication date Oct 10, 2002
- Yoshinori Honda
- G11 - INFORMATION STORAGE

Hiroyuki Kataoka

Person

Patents Grantslast 30 patents

Magnetic recording medium and magnetic recording system using the same

Magnetic recording media and magnetic recording system using the same

Magnetic recording medium, its production method and magnetic stora...

Magnetic recording media and magnetic recording system using the same

Magnetic recording media and magnetic recording system using the same

Magnetic disk and its manufacturing method

Frictionally sliding head magnet disk apparatus

Magnetic recording medium and magnetic recording system using the same

Magnetic disk and its manufacturing method

Magnetic recording medium and method of producing same

Patents Applicationslast 30 patents

Magnetic recording media and magnetic recording system using the same

Magnetic recording medium and magnetic recording system using the same

Magnetic recording media and magnetic recording system using the same

Magnetic recording medium, its production method and magnetic stora...