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Mikio YONEYAMA
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Yokosuka-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical modulator driver circuit and optical transmitter
Patent number
10,243,664
Issue date
Mar 26, 2019
Nippon Telegraph and Telephone Corporation
Munehiko Nagatani
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Light modulation device and light modulation method
Patent number
10,090,921
Issue date
Oct 2, 2018
Nippon Telegraph and Telephone Corporation
Mikio Yoneyama
G02 - OPTICS
Information
Patent Grant
Phase modulation apparatus
Patent number
9,122,084
Issue date
Sep 1, 2015
NTT Electronics Corporation
Shigeru Ono
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical transmission system, optical transmitter for optical transm...
Patent number
8,005,374
Issue date
Aug 23, 2011
Nippon Telegraph and Telephone Corporation
Kazushige Yonenaga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical receiver using Mach-Zehnder interferometer
Patent number
7,995,930
Issue date
Aug 9, 2011
NTT Electronics Corporation
Mikio Yoneyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical transmission system, optical transmitter for optical transm...
Patent number
7,734,194
Issue date
Jun 8, 2010
Nippon Telegraph and Telephone Corporation
Kazushige Yonenaga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Precoding circuit and precoding-mulitplexing circuit for realizing...
Patent number
6,934,308
Issue date
Aug 23, 2005
Nippon Telegraph and Telephone Corporation
Kazushige Yonenaga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
LIGHT MODULATION DEVICE AND LIGHT MODULATION METHOD
Publication number
20170117961
Publication date
Apr 27, 2017
Nippon Telegraph and Telephone Corporation
Mikio YONEYAMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical Modulator Driver Circuit and Optical Transmitter
Publication number
20160087727
Publication date
Mar 24, 2016
Nippon Telegraph and Telephone Corporation
Munehiko Nagatani
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PHASE MODULATION APPARATUS
Publication number
20140233084
Publication date
Aug 21, 2014
Nippon Telegraph and Telephone Corporation
Shigeru Ono
G02 - OPTICS
Information
Patent Application
Optical Transmission System, Optical Transmitter for Optical Transm...
Publication number
20100172653
Publication date
Jul 8, 2010
Nippon Telegraph and Telephone Corporation
Kazushige Yonenaga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL RECEIVER USING MACH-ZEHNDER INTERFEROMETER
Publication number
20090097867
Publication date
Apr 16, 2009
Mikio Yoneyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE