Yuji Fujita

Person

Yokohama-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Compact disk device and disk drive
- Patent number 7,569,967
- Issue date Aug 4, 2009
- Hitachi Global Storage Technologies Netherlands B.V.
- Yuji Fujita
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive device with temperature and humidity control
- Patent number 7,333,283
- Issue date Feb 19, 2008
- Hitachi Global Storage Technologies Netherlands B.V.
- Naotoshi Akamatsu
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk device having a low-profile motor without deteriorati...
- Patent number 7,035,044
- Issue date Apr 25, 2006
- Hitachi Global Storage Technologies Japan, Ltd.
- Asao Nakano
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive with spring provided in groove of voice coil holder to e...
- Patent number 7,009,815
- Issue date Mar 7, 2006
- Hitachi Global Storage Technologies Japan, Ltd.
- Takako Hayakawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive motor and disk drive storage device incorporating same
- Patent number 6,950,276
- Issue date Sep 27, 2005
- Hitachi, Ltd.
- Yuji Fujita
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disc apparatus having stator structure with reduced distor...
- Patent number 6,943,984
- Issue date Sep 13, 2005
- Hitachi, Ltd.
- Yasuo Amano
- G11 - INFORMATION STORAGE
Information Patent Grant
Electronic device
- Patent number 6,774,490
- Issue date Aug 10, 2004
- Hitachi, Ltd.
- Tasao Soga
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Electronic device and optical transmission module
- Patent number 6,635,971
- Issue date Oct 21, 2003
- Hitachi, Ltd.
- Toyoki Asada
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Packaging structure and method of packaging electronic parts
- Patent number 6,589,802
- Issue date Jul 8, 2003
- Hitachi, Ltd.
- Toyoki Asada
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Electron device and semiconductor device
- Patent number 6,555,052
- Issue date Apr 29, 2003
- Hitachi, Ltd.
- Tasao Soga
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Surface acoustic wave device with closely spaced discharge electrod...
- Patent number 6,034,578
- Issue date Mar 7, 2000
- Hitachi Media Electronics Co., Ltd.
- Yuji Fujita
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Surface acoustic wave apparatus and method of productivity and adju...
- Patent number 5,175,711
- Issue date Dec 29, 1992
- Hitachi, Ltd.
- Takashi Shiba
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Surface acoustic wave device having apodized transducer provided wi...
- Patent number 4,918,349
- Issue date Apr 17, 1990
- Hitachi, Ltd.
- Takashi Shiba
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Surface acoustic wave filter with capacitive phase shifter
- Patent number 4,818,961
- Issue date Apr 4, 1989
- Hitachi, Ltd.
- Toshimitsu Takahashi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Unidirectional surface acoustic wave device
- Patent number 4,775,846
- Issue date Oct 4, 1988
- Hitachi, Ltd.
- Takashi Shiba
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Surface elastic wave device
- Patent number 4,689,586
- Issue date Aug 25, 1987
- Hitachi, Ltd.
- Jun Yamada
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Descrambling apparatus for a television signal
- Patent number 4,630,112
- Issue date Dec 16, 1986
- Hitachi, Ltd.
- Jun Yamada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Surface acoustic wave transmission device for a low frequency signa...
- Patent number 4,500,807
- Issue date Feb 19, 1985
- Hitachi, Ltd.
- Akitsuna Yuhara
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
DISC RECORDING AND REPRODUCING APPARATUS
- Publication number 20080037405
- Publication date Feb 14, 2008
- Yuji Fujita
- G11 - INFORMATION STORAGE
Information Patent Application
Information recording apparatus
- Publication number 20070121428
- Publication date May 31, 2007
- Yuji Fujita
- G11 - INFORMATION STORAGE
Information Patent Application
Compact disk device and disk drive
- Publication number 20060290228
- Publication date Dec 28, 2006
- Hitachi Global Storage Technologies Netherlands B.V.
- Yuji Fujita
- G11 - INFORMATION STORAGE
Information Patent Application
Disk drive device with temperature and humidity control
- Publication number 20060066974
- Publication date Mar 30, 2006
- Hitachi Global Storage Technologies Netherlands B.V.
- Naotoshi Akamatsu
- G11 - INFORMATION STORAGE
Information Patent Application
Disk drive motor and disk drive storage device incorporating same
- Publication number 20040001281
- Publication date Jan 1, 2004
- Hitachi, Ltd
- Yuji Fujita
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic disc apparatus
- Publication number 20030235005
- Publication date Dec 25, 2003
- Hitachi, Ltd
- Yasuo Amano
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic disk device
- Publication number 20030227712
- Publication date Dec 11, 2003
- Asao Nakano
- G11 - INFORMATION STORAGE
Information Patent Application
Disk drive
- Publication number 20030189796
- Publication date Oct 9, 2003
- Takako Hayakawa
- G11 - INFORMATION STORAGE
Information Patent Application
Electron device and semiconductor device
- Publication number 20030186072
- Publication date Oct 2, 2003
- Tasao Soga
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Electronic device and optical transmission module
- Publication number 20020090162
- Publication date Jul 11, 2002
- Toyoki Asada
- G02 - OPTICS
Information Patent Application
Electron device and semiconductor device
- Publication number 20020066583
- Publication date Jun 6, 2002
- Tasao Soga
- H01 - BASIC ELECTRIC ELEMENTS

Yuji Fujita

Person

Patents Grantslast 30 patents

Compact disk device and disk drive

Disk drive device with temperature and humidity control

Magnetic disk device having a low-profile motor without deteriorati...

Disk drive with spring provided in groove of voice coil holder to e...

Disk drive motor and disk drive storage device incorporating same

Magnetic disc apparatus having stator structure with reduced distor...

Electronic device

Electronic device and optical transmission module

Packaging structure and method of packaging electronic parts

Electron device and semiconductor device

Surface acoustic wave device with closely spaced discharge electrod...

Surface acoustic wave apparatus and method of productivity and adju...

Surface acoustic wave device having apodized transducer provided wi...

Surface acoustic wave filter with capacitive phase shifter

Unidirectional surface acoustic wave device

Surface elastic wave device

Descrambling apparatus for a television signal

Surface acoustic wave transmission device for a low frequency signa...

Patents Applicationslast 30 patents

DISC RECORDING AND REPRODUCING APPARATUS

Information recording apparatus

Compact disk device and disk drive

Disk drive device with temperature and humidity control

Disk drive motor and disk drive storage device incorporating same

Magnetic disc apparatus

Magnetic disk device

Disk drive

Electron device and semiconductor device

Electronic device and optical transmission module

Electron device and semiconductor device