Kouichi Maeda

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Fukuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical packet signal transmission device and WDM optical communica...
- Patent number 8,712,253
- Issue date Apr 29, 2014
- Fujitsu Limited
- Kouichi Maeda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transmission apparatus, optical transmission method, and op...
- Patent number 8,200,090
- Issue date Jun 12, 2012
- Fujitsu Limited
- Yuichiro Sakane
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transponder unit, transponder unit control apparatus, transponder u...
- Patent number 8,121,490
- Issue date Feb 21, 2012
- Fujitsu Limited
- Tomoyuki Sakata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus, method and computer-readable recording medium for settin...
- Patent number 7,936,845
- Issue date May 3, 2011
- Fujitsu Limited
- Hiroshi Yoshida
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
WAVEFORM CORRECTION APPARATUS, WAVEFORM CORRECTION METHOD, AND INFO...
- Publication number 20210126718
- Publication date Apr 29, 2021
- Fujitsu Limited
- Hiroyuki Tatsukawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL PACKET SIGNAL TRANSMISSION DEVICE AND WDM OPTICAL COMMUNICA...
- Publication number 20120294612
- Publication date Nov 22, 2012
- Fujitsu Limited
- Kouichi MAEDA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL TRANSMISSION APPARATUS, OPTICAL TRANSMISSION METHOD, AND OP...
- Publication number 20100067917
- Publication date Mar 18, 2010
- FUJITSU LIMITED
- Yuichiro SAKANE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TRANSPONDER UNIT, TRANSPONDER UNIT CONTROL APPARATUS, TRANSPONDER U...
- Publication number 20080232806
- Publication date Sep 25, 2008
- FUJITSU LIMITED
- Tomoyuki SAKATA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Apparatus, method and computer-readable recording medium for settin...
- Publication number 20080095219
- Publication date Apr 24, 2008
- FUJITSU LIMITED
- Hiroshi Yoshida
- H04 - ELECTRIC COMMUNICATION TECHNIQUE