Eiji Maeda

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical amplification device and method of controlling optical module
- Patent number 9,240,666
- Issue date Jan 19, 2016
- Fujitsu Limited
- Mitsuya Kawashita
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transmitting apparatus
- Patent number 7,599,460
- Issue date Oct 6, 2009
- Fujitsu Limited
- Hiroyuki Matsuo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Message writing apparatus, message writing method, message readout...
- Patent number 7,450,594
- Issue date Nov 11, 2008
- Fujitsu Limited
- Akira Yamamori
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL AMPLIFICATION DEVICE AND METHOD OF CONTROLLING OPTICAL MODULE
- Publication number 20140340739
- Publication date Nov 20, 2014
- Fujitsu Limited
- Mitsuya Kawashita
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Transmitting apparatus
- Publication number 20070079163
- Publication date Apr 5, 2007
- FUJITSU LIMITED
- Hiroyuki Matsuo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Message writing apparatus, message writing method, message readout...
- Publication number 20020057697
- Publication date May 16, 2002
- Akira Yamamori
- H04 - ELECTRIC COMMUNICATION TECHNIQUE