Tsutomu Aiba

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Patents Grantslast 30 patents

Information Patent Grant
Communications apparatus, multiplex communications apparatus, commu...
- Patent number 9,191,145
- Issue date Nov 17, 2015
- Fujitsu Limited
- Hiroshi Ogiwara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Light transmitting and receiving module, method for managing the sa...
- Patent number 8,396,362
- Issue date Mar 12, 2013
- Fujitsu Limited
- Yuichi Nagaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Communications apparatus, multiplex communications apparatus, commu...
- Publication number 20120106969
- Publication date May 3, 2012
- NTT Electronics Corporation
- Hiroshi Ogiwara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
LIGHT TRANSMITTING AND RECEIVING MODULE, AND METHOD FOR MANAGING TH...
- Publication number 20100209113
- Publication date Aug 19, 2010
- FUJITSU LIMITED
- Yuichi NAGAKI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical transmission device and redundant switch method for the opt...
- Publication number 20080075468
- Publication date Mar 27, 2008
- FUJITSU LIMITED
- Tsutomu Aiba
- H04 - ELECTRIC COMMUNICATION TECHNIQUE