Jun Naruse

Person

Odawara, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for controlling a small spacing between a magn...
- Patent number 5,392,173
- Issue date Feb 21, 1995
- Hitachi, Ltd.
- Kazuto Kinoshita
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for writing magnetic head positioning signal
- Patent number 5,325,245
- Issue date Jun 28, 1994
- Hitachi, Ltd.
- Jyousei Shimizu
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk apparatus using a rotary actuator for magnetic head p...
- Patent number 5,247,410
- Issue date Sep 21, 1993
- Hitachi, Ltd.
- Susumu Ebihara
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk apparatus having improved arrangement of head disk as...
- Patent number 5,206,772
- Issue date Apr 27, 1993
- Hitachi, Ltd.
- Yoshiyuki Hirano
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk system with sub-actuators for fine head displacement
- Patent number 5,189,578
- Issue date Feb 23, 1993
- Hitachi, Ltd.
- Kenji Mori
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk apparatus having an improved cooling structure
- Patent number 5,173,819
- Issue date Dec 22, 1992
- Hitachi, Ltd.
- Tsuyoshi Takahashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk device and method of recording/retrieving information
- Patent number 5,109,311
- Issue date Apr 28, 1992
- Hitachi, Ltd.
- Masanobu Hanazono
- G11 - INFORMATION STORAGE
Information Patent Grant
Linear access mechanism with driving force reaction cancelling devi...
- Patent number 5,062,012
- Issue date Oct 29, 1991
- Hitach, Ltd.
- Naoki Maeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Rotary actuator and bearing support therefor
- Patent number 4,984,115
- Issue date Jan 8, 1991
- Hitachi, Ltd.
- Tsuyoshi Takahashi
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Rotary actuator and fabrication process therefor
- Patent number 4,892,423
- Issue date Jan 9, 1990
- Hitachi, Ltd.
- Tsuyoshi Takahashi
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Linear actuator assembly for accessing a magnetic memory disc
- Patent number 4,795,928
- Issue date Jan 3, 1989
- Hitachi, Ltd.
- Masami Suzuki
- G11 - INFORMATION STORAGE
Information Patent Grant
Vibration absorbing support assembly for a disc memory
- Patent number 4,754,349
- Issue date Jun 28, 1988
- Hitachi, Ltd.
- Hiroshi Nishida
- G11 - INFORMATION STORAGE
Information Patent Grant
Spindle assembly for magnetic disks
- Patent number 4,677,509
- Issue date Jun 30, 1987
- Hitachi, Ltd.
- Hiroshi Nishida
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head loading apparatus
- Patent number 4,241,366
- Issue date Dec 23, 1980
- Hitachi, Ltd.
- Hiroshi Nishida
- G11 - INFORMATION STORAGE

Person

Patents Grantslast 30 patents

Method and apparatus for controlling a small spacing between a magn...

Method and apparatus for writing magnetic head positioning signal

Magnetic disk apparatus using a rotary actuator for magnetic head p...

Magnetic disk apparatus having improved arrangement of head disk as...

Disk system with sub-actuators for fine head displacement

Disk apparatus having an improved cooling structure

Magnetic disk device and method of recording/retrieving information

Linear access mechanism with driving force reaction cancelling devi...

Rotary actuator and bearing support therefor

Rotary actuator and fabrication process therefor

Linear actuator assembly for accessing a magnetic memory disc

Vibration absorbing support assembly for a disc memory

Spindle assembly for magnetic disks

Magnetic head loading apparatus