Yoichi Akasaka

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Allen, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Optical signal-to-noise ratio monitor and method for measuring opti...
- Patent number 10,020,878
- Issue date Jul 10, 2018
- Fujitsu Limited
- Shoichiro Oda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Low noise optical phase-sensitive amplifier for dual-polarization m...
- Patent number 9,246,624
- Issue date Jan 26, 2016
- Fujitsu Limited
- Jeng-Yuan Yang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical phase-sensitive amplifier for dual-polarization modulation...
- Patent number 9,030,730
- Issue date May 12, 2015
- Fujitsu Limited
- Jeng-Yuan Yang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for traffic distribution in an optical network
- Patent number 7,684,706
- Issue date Mar 23, 2010
- Fujitsu Limited
- Yoichi Akasaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL SIGNAL-TO-NOISE RATIO MONITOR AND METHOD FOR MEASURING OPTI...
- Publication number 20160308611
- Publication date Oct 20, 2016
- FUJITSU LIMITED
- Shoichiro ODA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL PHASE-SENSITIVE AMPLIFIER FOR DUAL-POLARIZATION MODULATION...
- Publication number 20140198375
- Publication date Jul 17, 2014
- FUJITSU LIMITED
- Jeng-Yuan Yang
- G02 - OPTICS
Information Patent Application
System and Method for Traffic Distribution in an Optical Network
- Publication number 20070092249
- Publication date Apr 26, 2007
- Yoichi Akasaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE