Kazuhiko Hata

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Transmission apparatus and transmission apparatus control method
- Patent number 9,032,257
- Issue date May 12, 2015
- Fujitsu Limited
- Nobuo Sashida
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Synchronization message reception processing apparatus
- Patent number 6,222,892
- Issue date Apr 24, 2001
- Fujitsu Limited
- Yoshitaka Taki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Synchronization-message-based active reference switching unit
- Patent number 6,014,414
- Issue date Jan 11, 2000
- Fujitsu Limited
- Junji Yamamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Synchronization message transmitting apparatus
- Patent number 5,955,959
- Issue date Sep 21, 1999
- Fujitsu Limited
- Yoshitaka Taki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Data management system having CPUs to each other via dual-port memory
- Patent number 5,418,938
- Issue date May 23, 1995
- Fujitsu Limited
- Yumiko Hatanaka
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
TRANSMISSION APPARATUS AND TRANSMISSION APPARATUS CONTROL METHOD
- Publication number 20140136879
- Publication date May 15, 2014
- Fujitsu Limited
- Nobuo SASHIDA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
NODE APPARATUS AND METHOD FOR PERFORMING A LOOPBACK-TEST ON A COMMU...
- Publication number 20100165852
- Publication date Jul 1, 2010
- FUJITSU LIMITED
- Shinichi Kozuka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Ring transmission system and method of controlling squelch in ring...
- Publication number 20010015979
- Publication date Aug 23, 2001
- FUJITSU LIMITED
- Kazuhiko Hata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE