Makoto YOSHIMI

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Fukuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical wavelength multiplexing device, optical transmission device...
- Patent number 9,838,113
- Issue date Dec 5, 2017
- Fujitsu Limited
- Kota Ejima
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transmission device and optical transmission device control...
- Patent number 9,191,143
- Issue date Nov 17, 2015
- Fujitsu Limited
- Masahiro Yamakami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
WDM optical transmission system and wavelength dispersion compensat...
- Patent number 8,611,748
- Issue date Dec 17, 2013
- Fujitsu Limited
- Makoto Yoshimi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication device in a virtual private network using a multi pro...
- Patent number 7,894,439
- Issue date Feb 22, 2011
- Fujitsu Limited
- Makoto Yoshimi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL WAVELENGTH MULTIPLEXING DEVICE, OPTICAL TRANSMISSION DEVICE...
- Publication number 20160308608
- Publication date Oct 20, 2016
- Fujitsu Limited
- Kota EJIMA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL TRANSMISSION DEVICE AND OPTICAL TRANSMISSION DEVICE CONTROL...
- Publication number 20140233943
- Publication date Aug 21, 2014
- Fujitsu Limited
- Masahiro YAMAKAMI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
WDM OPTICAL TRANSMISSION SYSTEM AND WAVELENGTH DISPERSION COMPENSAT...
- Publication number 20120288276
- Publication date Nov 15, 2012
- Fujitsu Limited
- Makoto YOSHIMI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMMUNICATION DEVICE
- Publication number 20090103538
- Publication date Apr 23, 2009
- FUJITSU LIMITED
- Makoto YOSHIMI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE