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Masaru Sawada
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Kawasaki, JP
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Patents Grants
last 30 patents
Information
Patent Grant
PLL
Patent number
8,339,206
Issue date
Dec 25, 2012
Fujitsu Semiconductor Limited
Masaru Sawada
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Transmitting and receiving circuit
Patent number
8,244,188
Issue date
Aug 14, 2012
Fujitsu Limited
Masaru Sawada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
filter circuit and semiconductor device
Patent number
7,619,465
Issue date
Nov 17, 2009
Fujitsu Microelectronics Limited
Hideaki Kondo
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Information recording and reproducing apparatus and method, and sig...
Patent number
7,515,369
Issue date
Apr 7, 2009
Fujitsu Limited
Takao Sugawara
G11 - INFORMATION STORAGE
Information
Patent Grant
Encoder and decoder using run-length-limited code
Patent number
7,385,533
Issue date
Jun 10, 2008
Fujitsu Limited
Masaru Sawada
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Training method for recording medium reproduction equalizer and rec...
Patent number
7,286,596
Issue date
Oct 23, 2007
Fujitsu Limited
Masaru Sawada
G11 - INFORMATION STORAGE
Information
Patent Grant
Encoder and decoder
Patent number
7,248,188
Issue date
Jul 24, 2007
Fujitsu Limited
Toshio Ito
G11 - INFORMATION STORAGE
Information
Patent Grant
Recording and reproducing apparatus
Patent number
7,138,931
Issue date
Nov 21, 2006
Fujitsu Limited
Toshio Ito
G11 - INFORMATION STORAGE
Information
Patent Grant
Encoder and decoder using run-length-limited code
Patent number
7,098,818
Issue date
Aug 29, 2006
Fujitsu Limited
Masaru Sawada
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Information recording and reproducing apparatus and method, and sig...
Patent number
7,054,088
Issue date
May 30, 2006
Fujitsu Limited
Akihiro Yamazaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of and apparatus for recording/reading information, circuit...
Patent number
7,035,029
Issue date
Apr 25, 2006
Fujitsu Limited
Masaru Sawada
G11 - INFORMATION STORAGE
Information
Patent Grant
Signal processor having feedback loop control for decision feedback...
Patent number
7,023,946
Issue date
Apr 4, 2006
Fujitsu Limited
Masaru Sawada
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor device with decision feedback equalizer
Patent number
6,798,832
Issue date
Sep 28, 2004
Fujitsu Limited
Yoshitaka Nakata
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor integrated circuit device
Patent number
6,671,112
Issue date
Dec 30, 2003
Fujitsu Limited
Hiroko Murakami
G11 - INFORMATION STORAGE
Information
Patent Grant
Servo signal processing apparatus, recorded data reading apparatus...
Patent number
6,671,115
Issue date
Dec 30, 2003
Fujitsu Limited
Hiroko Haraguchi
G11 - INFORMATION STORAGE
Information
Patent Grant
Signal processor having feedback loop control for decision feedback...
Patent number
6,600,779
Issue date
Jul 29, 2003
Fujitsu Limited
Masaru Sawada
G11 - INFORMATION STORAGE
Information
Patent Grant
Analog to digital converter, encoder, and recorded data reproducing...
Patent number
6,288,665
Issue date
Sep 11, 2001
Fujitsu Limited
Sanroku Tsukamoto
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Analog to digital converter, encoder, and recorded data reproducing...
Patent number
6,288,668
Issue date
Sep 11, 2001
Fujitsu Limited
Sanroku Tsukamoto
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Recorded data reproducing apparatus with synch-byte detection
Patent number
6,061,311
Issue date
May 9, 2000
Fujitsu Limited
Shigetaka Asano
G11 - INFORMATION STORAGE
Information
Patent Grant
Servo signal processing apparatus, recorded data reading apparatus...
Patent number
6,052,244
Issue date
Apr 18, 2000
Fujitsu Limited
Hiroko Haraguchi
G11 - INFORMATION STORAGE
Information
Patent Grant
Analog to digital converter, encoder, and recorded data reproducing...
Patent number
6,046,694
Issue date
Apr 4, 2000
Fujitsu Limited
Sanroku Tsukamoto
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
A/D with digital PLL
Patent number
5,870,591
Issue date
Feb 9, 1999
Fujitsu Limited
Masaru Sawada
G11 - INFORMATION STORAGE
Information
Patent Grant
Disk apparatus having signal processing unit
Patent number
5,848,046
Issue date
Dec 8, 1998
Fujitsu Limited
Masaru Sawada
G11 - INFORMATION STORAGE
Information
Patent Grant
Product-sum operation unit
Patent number
5,424,969
Issue date
Jun 13, 1995
Fujitsu Limited
Kenji Yamada
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
PLL
Publication number
20120218049
Publication date
Aug 30, 2012
FUJITSU SEMICONDUCTOR LIMITED
Masaru SAWADA
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
TRANSMITTING AND RECEIVING CIRCUIT
Publication number
20100120375
Publication date
May 13, 2010
FUJITSU LIMITED
Masaru SAWADA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Filter Circuit and Semiconductor Device
Publication number
20080297240
Publication date
Dec 4, 2008
FUJITSU LIMITED
Hideaki Kondo
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Encoder and decoder using run-length-limited code
Publication number
20060250286
Publication date
Nov 9, 2006
Masaru Sawada
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Encoder and decoder
Publication number
20060220926
Publication date
Oct 5, 2006
FUJITSU LIMITED
Toshio Ito
G11 - INFORMATION STORAGE
Information
Patent Application
Encoder and decoder
Publication number
20060220928
Publication date
Oct 5, 2006
FUJITSU LIMITED
Toshio Ito
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Information recording and reproducing apparatus and method, and sig...
Publication number
20060181797
Publication date
Aug 17, 2006
Takao Sugawara
G11 - INFORMATION STORAGE
Information
Patent Application
Recording and reproducing apparatus
Publication number
20050225458
Publication date
Oct 13, 2005
FUJITSU LIMITED
Toshio Ito
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Training method for recording medium reproduction equalizer and rec...
Publication number
20050099907
Publication date
May 12, 2005
FUJITSU LIMITED
Masaru Sawada
G11 - INFORMATION STORAGE
Information
Patent Application
Method of and apparatus for recording/reading information, circuit...
Publication number
20040179287
Publication date
Sep 16, 2004
FUJITSU LIMITED
Masaru Sawada
G11 - INFORMATION STORAGE
Information
Patent Application
Information recording and reproducing apparatus and method, and sig...
Publication number
20030137765
Publication date
Jul 24, 2003
FUJITSU LIMITED
Akihiro Yamazaki
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor integrated circuit device
Publication number
20030088834
Publication date
May 8, 2003
Hiroko Murakami
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Signal processor having feedback loop control for decision feedback...
Publication number
20030058930
Publication date
Mar 27, 2003
Fujitsu, Ltd.
Masaru Sawada
G11 - INFORMATION STORAGE
Information
Patent Application
Servo signal processing apparatus, recorded data reading apparatus...
Publication number
20030007273
Publication date
Jan 9, 2003
Hiroko Haraguchi
G11 - INFORMATION STORAGE