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Kawasaki, Japan

Sunao Itou

USPTO Granted Patents = 7 (Patent Applications = 1)

Average Co-Inventor Count = 2.0

ph-index = 2

Forward Citations = 18(Granted Patents)

Location History:

Oyama, JP (1997)
Yokohama, JP (2002)
Kawasaki, JP (2011 - 2013)

Company Filing History:

7 out of 39,238

Fujitsu Corporation

Years Active: 1997-2013

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7 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8385746 - Optical interface device, and abnormality monitoring method for input frequency deviation (2013-02-26),

2. 8223912 - Transfer apparatus, and jitter control method of transmission signal (2012-07-17),

3. 8190036 - Optical signal receiving apparatus and optical signal attenuation controlling method (2012-05-29),

4. 8032026 - Optical transmission apparatus, optical interface device, and optical transmission method (2011-10-04),

5. 7982545 - Transmission apparatus and method of switching phase lock reference frequency signal thereof (2011-07-19),

6. 6469823 - Optical wavelength converter and optical wavelength division multiplexing communication system using the same (2002-10-22),

7. 5646763 - Optical transmitter and laser diode module for use in the optical (1997-07-08),

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