Yuji Kamura

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Transmission system, transmission device, and transmission method
- Patent number 10,250,322
- Issue date Apr 2, 2019
- Fujitsu Limited
- Shingo Hironaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transmission apparatus, optical transmission system, and tr...
- Patent number 9,831,976
- Issue date Nov 28, 2017
- Fujitsu Limited
- Yuji Kamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wavelength selective switch, variable dispersion compensator, optic...
- Patent number 9,588,297
- Issue date Mar 7, 2017
- Fujitsu Limited
- Yuji Kamura
- G02 - OPTICS
Information Patent Grant
Transmission device and repeater
- Patent number 7,174,108
- Issue date Feb 6, 2007
- Fujitsu Limited
- Yuji Kamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Non-interruptive protection switching device and network system usi...
- Patent number 6,754,172
- Issue date Jun 22, 2004
- Fujitsu Limited
- Masayuki Tanaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transmission device and integrated circuit
- Patent number 6,400,614
- Issue date Jun 4, 2002
- Fujitsu Limited
- Masaki Hiromori
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
TRANSMISSION SYSTEM, TRANSMISSION DEVICE, AND TRANSMISSION METHOD
- Publication number 20170353235
- Publication date Dec 7, 2017
- Fujitsu Limited
- Shingo HIRONAKA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL TRANSMISSION APPARATUS, OPTICAL TRANSMISSION SYSTEM, AND TR...
- Publication number 20160204876
- Publication date Jul 14, 2016
- FUJITSU LIMITED
- YUJI KAMURA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
WAVELENGTH SELECTIVE SWITCH, VARIABLE DISPERSION COMPENSATOR, OPTIC...
- Publication number 20140348464
- Publication date Nov 27, 2014
- YUJI KAMURA
- G02 - OPTICS
Information Patent Application
Transmission device and repeater
- Publication number 20030081295
- Publication date May 1, 2003
- FUJITSU LIMITED
- Yuji Kamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE