Kazuhiro Kunimatsu

Person

Kawasaki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Transmission device and time synchronization method
- Patent number 9,703,315
- Issue date Jul 11, 2017
- Fujitsu Limited
- Mitsuya Kawashita
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Variable dispersion compensation device
- Patent number 8,295,709
- Issue date Oct 23, 2012
- Fujitsu Telecom Networks Limited
- Kazuhiro Kunimatsu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wavelength division multiplexing device and method of detecting inp...
- Patent number 8,200,091
- Issue date Jun 12, 2012
- Fujitsu Limited
- Kazuhiro Kunimatsu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
High-speed dispersion compensation control apparatus
- Patent number 7,817,925
- Issue date Oct 19, 2010
- Fujitsu Limited
- Toshiki Honda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wavelength division multiplexing apparatus
- Patent number 7,720,384
- Issue date May 18, 2010
- Fujitsu Limited
- Kazuhiro Kunimatsu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
LAN signal transmitting method and apparatus adapted to shut down a...
- Patent number 7,590,147
- Issue date Sep 15, 2009
- Fujitsu Limited
- Kazuhiro Kunimatsu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wavelength multiplexing apparatus and signal conversion apparatus
- Patent number 7,228,075
- Issue date Jun 5, 2007
- Fujitsu Limited
- Takeshi Ono
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Cross-connect apparatus
- Patent number 7,103,274
- Issue date Sep 5, 2006
- Fujitsu Limited
- Kazuhiro Kunimatsu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
TRANSMISSION DEVICE AND TIME SYNCHRONIZATION METHOD
- Publication number 20160109900
- Publication date Apr 21, 2016
- Fujitsu Limited
- MITSUYA KAWASHITA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
VARIABLE DISPERSION COMPENSATION DEVICE
- Publication number 20110026941
- Publication date Feb 3, 2011
- FUJITSU TELECOM NETWORKS LIMITED
- Kazuhiro Kunimatsu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
WAVELENGTH DIVISION MULTIPLEXING DEVICE AND METHOD FOR DETECTING IN...
- Publication number 20100098423
- Publication date Apr 22, 2010
- FUJITSU LIMITED
- Kazuhiro Kunimatsu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
HIGH-SPEED DISPERSION COMPENSATION CONTROL APPARATUS
- Publication number 20070297804
- Publication date Dec 27, 2007
- FUJITSU LIMITED
- Toshiki Honda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Wavelength division multiplexing apparatus
- Publication number 20070077072
- Publication date Apr 5, 2007
- FUJITSU LIMITED
- Kazuhiro Kunimatsu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
LAN signal transmitting method, and a transmitting apparatus using...
- Publication number 20060274785
- Publication date Dec 7, 2006
- FUJITSU LIMITED
- Kazuhiro Kunimatsu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Wavelength division multiplexing apparatus
- Publication number 20060104640
- Publication date May 18, 2006
- FUJITSU LIMITED
- Kazuhiro Kunimatsu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Cross-connect apparatus
- Publication number 20040090236
- Publication date May 13, 2004
- Kazuhiro Kunimatsu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Wavelength multiplexing apparatus and signal conversion apparatus
- Publication number 20020168137
- Publication date Nov 14, 2002
- FUJITSU LIMITED
- Takeshi Ono
- G02 - OPTICS

Kazuhiro Kunimatsu

Person

Patents Grantslast 30 patents

Transmission device and time synchronization method

Variable dispersion compensation device

Wavelength division multiplexing device and method of detecting inp...

High-speed dispersion compensation control apparatus

Wavelength division multiplexing apparatus

LAN signal transmitting method and apparatus adapted to shut down a...

Wavelength multiplexing apparatus and signal conversion apparatus

Cross-connect apparatus

Patents Applicationslast 30 patents

TRANSMISSION DEVICE AND TIME SYNCHRONIZATION METHOD

VARIABLE DISPERSION COMPENSATION DEVICE

WAVELENGTH DIVISION MULTIPLEXING DEVICE AND METHOD FOR DETECTING IN...

HIGH-SPEED DISPERSION COMPENSATION CONTROL APPARATUS

Wavelength division multiplexing apparatus

LAN signal transmitting method, and a transmitting apparatus using...

Wavelength division multiplexing apparatus

Cross-connect apparatus

Wavelength multiplexing apparatus and signal conversion apparatus