Keiji Jitsukawa

Person

Chiba, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Recording medium delivery mechanism and recording medium changer
- Patent number 9,355,673
- Issue date May 31, 2016
- Sony Corporation
- Wataru Nonaka
- G11 - INFORMATION STORAGE
Information Patent Grant
Disc drive apparatus and electronic apparatus
- Patent number 8,141,109
- Issue date Mar 20, 2012
- Sony Corporation
- Hisashi Negoro
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive device
- Patent number 7,958,520
- Issue date Jun 7, 2011
- Sony Corporation
- Keiji Jitsukawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive apparatus
- Patent number 7,594,240
- Issue date Sep 22, 2009
- Sony Corporation
- Kiyoshi Omori
- G11 - INFORMATION STORAGE
Information Patent Grant
Disc drive device
- Patent number 7,467,395
- Issue date Dec 16, 2008
- Sony Corporation
- Kiyoshi Omori
- G11 - INFORMATION STORAGE
Information Patent Grant
External storage device and entertainment system incorporating the...
- Patent number 6,822,843
- Issue date Nov 23, 2004
- Sony Computer Entertainment Inc.
- Keiji Jitsukawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Vibration damping apparatus for damping external vibrations
- Patent number 6,714,405
- Issue date Mar 30, 2004
- Sony Computer Entertainment Inc.
- Keiji Jitsukawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Door structure of a recording and/or reproducing apparatus
- Patent number 6,392,839
- Issue date May 21, 2002
- Sony Corporation
- Keiji Jitsukawa
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
RECORDING MEDIUM DELIVERY MECHANISM AND RECORDING MEDIUM CHANGER
- Publication number 20140301809
- Publication date Oct 9, 2014
- SONY CORPORATION
- Wataru Nonaka
- G11 - INFORMATION STORAGE
Information Patent Application
DISC DRIVE APPARATUS AND ELECTRONIC APPARATUS
- Publication number 20110061067
- Publication date Mar 10, 2011
- SONY CORPORATION
- Hisashi Negoro
- G11 - INFORMATION STORAGE
Information Patent Application
DISK DRIVE DEVICE
- Publication number 20080046900
- Publication date Feb 21, 2008
- Sony NEC Optiarc Inc.
- Keiji JITSUKAWA
- G11 - INFORMATION STORAGE
Information Patent Application
Disk drive apparatus
- Publication number 20060184953
- Publication date Aug 17, 2006
- SONY CORPORATION
- Kiyoshi Omori
- G11 - INFORMATION STORAGE
Information Patent Application
Disc drive device
- Publication number 20060095926
- Publication date May 4, 2006
- SONY CORPORATION
- Kiyoshi Omori
- G11 - INFORMATION STORAGE
Information Patent Application
Vibration damping apparatus for damping external vibrations
- Publication number 20020179807
- Publication date Dec 5, 2002
- Sony Computer Entertainment Inc.
- Keiji Jitsukawa
- G11 - INFORMATION STORAGE
Information Patent Application
External storage device and entertainment system incorporating the...
- Publication number 20020121813
- Publication date Sep 5, 2002
- KEIJI JITSUKAWA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
RECORDING AND/OR REPRODUCING APPARATUS
- Publication number 20010028528
- Publication date Oct 11, 2001
- KEIJI JITSUKAWA
- G11 - INFORMATION STORAGE

Keiji Jitsukawa

Person

Patents Grantslast 30 patents

Recording medium delivery mechanism and recording medium changer

Disc drive apparatus and electronic apparatus

Disk drive device

Disk drive apparatus

Disc drive device

External storage device and entertainment system incorporating the...

Vibration damping apparatus for damping external vibrations

Door structure of a recording and/or reproducing apparatus

Patents Applicationslast 30 patents

RECORDING MEDIUM DELIVERY MECHANISM AND RECORDING MEDIUM CHANGER

DISC DRIVE APPARATUS AND ELECTRONIC APPARATUS

DISK DRIVE DEVICE

Disk drive apparatus

Disc drive device

Vibration damping apparatus for damping external vibrations

External storage device and entertainment system incorporating the...

RECORDING AND/OR REPRODUCING APPARATUS