YUTAKA HAYAMA

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Patents Grantslast 30 patents

Information Patent Grant
Transmission device, transmission system, and transmission method
- Patent number 9,690,677
- Issue date Jun 27, 2017
- Fujitsu Limited
- Yutaka Hayama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus and method for switching communication channels having re...
- Patent number 9,602,395
- Issue date Mar 21, 2017
- Fujitsu Limited
- Toshiyuki Sakamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Control apparatus, switch, optical transmission apparatus, and cont...
- Patent number 8,775,690
- Issue date Jul 8, 2014
- Fujitsu Limited
- Yutaka Hayama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
COMMUNICATION APPARATUS AND COMMUNICATION SYSTEM
- Publication number 20170155522
- Publication date Jun 1, 2017
- Fujitsu Limited
- Hiroshi Fukaya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TRANSMISSION DEVICE, TRANSMISSION SYSTEM, AND TRANSMISSION METHOD
- Publication number 20160203063
- Publication date Jul 14, 2016
- Fujitsu Limited
- YUTAKA HAYAMA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
APPARATUS AND METHOD FOR SWITCHING COMMUNICATION CHANNELS HAVING RE...
- Publication number 20140269264
- Publication date Sep 18, 2014
- Fujitsu Limited
- TOSHIYUKI SAKAMOTO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CONTROL APPARATUS, SWITCH, OPTICAL TRANSMISSION APPARATUS, AND CONT...
- Publication number 20110320641
- Publication date Dec 29, 2011
- Fujitsu Limited
- Yutaka HAYAMA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE