Eiichi Shibano

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical wavelength division multiplexing device
- Patent number 7,236,703
- Issue date Jun 26, 2007
- Mitsubishi Denki Kabushiki Kaisha
- Shigeo Yamanaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multiplexing system and multiplexing method of tributary signals
- Patent number 6,870,859
- Issue date Mar 22, 2005
- KDD Corporation
- Seiji Kozaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
FEC frame structuring method and FEC multiplexer
- Patent number 6,868,514
- Issue date Mar 15, 2005
- Mitsubishi Denki Kabushiki Kaisha
- Kazuo Kubo
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
Transmission capacity expanding method and optical transmission ter...
- Publication number 20040213569
- Publication date Oct 28, 2004
- Hidenori Taga
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical signal generator and method thereof
- Publication number 20030228156
- Publication date Dec 11, 2003
- Yuichi Yamada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical transmission system, optical transmitter and methods thereof
- Publication number 20030175033
- Publication date Sep 18, 2003
- Hidenori Taga
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical transmitter and optical modulator
- Publication number 20020191262
- Publication date Dec 19, 2002
- Yuichi Yamada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Fec frame structuring method and fec multiplexer
- Publication number 20020129313
- Publication date Sep 12, 2002
- Kazuo Kubo
- H03 - BASIC ELECTRONIC CIRCUITRY