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Takeshi Ihara
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Kawasaki-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical receiving apparatus and method
Patent number
6,498,670
Issue date
Dec 24, 2002
Fujitsu Limited
Katsuya Yamashita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and device for extracting a timing signal
Patent number
6,204,949
Issue date
Mar 20, 2001
Fujitsu Limited
George Ishikawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Detection of, and compensation for, waveform change due to chromati...
Patent number
5,999,289
Issue date
Dec 7, 1999
Fujitsu Limited
Takeshi Ihara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Equalizing filter and control method for signal equalization
Patent number
5,963,110
Issue date
Oct 5, 1999
Fujitsu Limited
Takeshi Ihara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
High-speed electronic circuit having a cascode configuration
Patent number
5,510,745
Issue date
Apr 23, 1996
Fujitsu Limited
Hiroshi Hamano
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Filter circuit and filter integrated circuit
Patent number
5,506,542
Issue date
Apr 9, 1996
Fujitsu Limited
Hiroshi Hamano
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Filter circuit and filter integrated circuit
Patent number
5,293,087
Issue date
Mar 8, 1994
Fujitsu Limited
Hiroshi Hamano
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Method of producing an electronic circuit package
Patent number
5,206,986
Issue date
May 4, 1993
Fujitsu Limited
Yasunari Arai
G02 - OPTICS
Information
Patent Grant
Electronic circuit package
Patent number
5,150,280
Issue date
Sep 22, 1992
Fujitsu Limited
Yasunari Arai
G02 - OPTICS
Information
Patent Grant
Equalizing and amplifying circuit in an optical signal receiving ap...
Patent number
5,113,151
Issue date
May 12, 1992
Fujitsu Limited
Takuji Yamamoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Data delay circuit and clock extraction circuit using the same
Patent number
5,066,877
Issue date
Nov 19, 1991
Fujitsu Limited
Hiroshi Hamano
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents
Information
Patent Application
Optical receiving apparatus and method
Publication number
20030007224
Publication date
Jan 9, 2003
FUJITSU LIMITED
Katsuya Yamashita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL RECEIVING APPARATUS AND METHOD
Publication number
20020067532
Publication date
Jun 6, 2002
KATSUYA YAMASHITA
H04 - ELECTRIC COMMUNICATION TECHNIQUE