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Daisaku Shimazaki
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Network apparatus information management device and network apparat...
Patent number
11,936,526
Issue date
Mar 19, 2024
Nippon Telegraph and Telephone Corporation
Masahiro Yokota
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical cross-connect device, optical transmission system, and opti...
Patent number
11,812,205
Issue date
Nov 7, 2023
Nippon Telegraph and Telephone Corporation
Masatoshi Namiki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transmitting device, receiving device, packet transfer system,packe...
Patent number
11,750,535
Issue date
Sep 5, 2023
Nippon Telegraph and Telephone Corporation
Hiroto Takechi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transmission system, device management server, fault management met...
Patent number
11,469,966
Issue date
Oct 11, 2022
Nippon Telegraph and Telephone Corporation
Yuji Minato
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transmission system management device and transmission system desig...
Patent number
11,411,879
Issue date
Aug 9, 2022
Nippon Telegraph and Telephone Corporation
Masatoshi Namiki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
GMPLS+IP/MPLS node and IP/MPLS node
Patent number
7,978,713
Issue date
Jul 12, 2011
Nippon Telegraph and Telephone Corporation
Eiji Oki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Layered network node, network incorporating the same, node, and lay...
Patent number
7,545,829
Issue date
Jun 9, 2009
Nippon Telegraph and Telephone Corporation
Daisaku Shimazaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Node, packet communication network, packet communication method, an...
Patent number
7,457,240
Issue date
Nov 25, 2008
Nippon Telegraph and Telephone Corporation
Eiji Oki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Node used in photonic network, and photonic network
Patent number
7,313,328
Issue date
Dec 25, 2007
Nippon Telegraph and Telephone Corporation
Eiji Oki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
COMPONENT INFORMATION MANAGEMENT DEVICE, COMPONENT INFORMATION MANA...
Publication number
20220358526
Publication date
Nov 10, 2022
Nippon Telegraph and Telephone Corporation
Masahiro YOKOTA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
TRANSMITTING DEVICE, RECEIVING DEVICE, PACKET TRANSFER SYSTEM,PACKE...
Publication number
20220353206
Publication date
Nov 3, 2022
Nippon Telegraph and Telephone Corporation
Hiroto TAKECHI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL CROSS-CONNECT DEVICE, OPTICAL TRANSMISSION SYSTEM, AND OPTI...
Publication number
20220286762
Publication date
Sep 8, 2022
Nippon Telegraph and Telephone Corporation
Masatoshi Namiki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TRANSMISSION SYSTEM, DEVICE MANAGEMENT SERVER, FAULT MANAGEMENT MET...
Publication number
20210281489
Publication date
Sep 9, 2021
Nippon Telegraph and Telephone Corporation
Yuji Minato
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
NETWORK APPARATUS INFORMATION MANAGEMENT DEVICE AND NETWORK APPARAT...
Publication number
20210264352
Publication date
Aug 26, 2021
Nippon Telegraph and Telephone Corporation
Masahiro Yokota
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
TRANSMISSION SYSTEM MANAGEMENT DEVICE AND TRANSMISSION SYSTEM DESIG...
Publication number
20210266266
Publication date
Aug 26, 2021
Nippon Telegraph and Telephone Corporation
Masatoshi Namiki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Gmplsmpls node and ip mpls node
Publication number
20060018313
Publication date
Jan 26, 2006
Nippon Telegraph and Telephone Corporation
Eiji Oki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Layered network node, network incorporating the same, node, and lay...
Publication number
20040081105
Publication date
Apr 29, 2004
Daisaku Shimazaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Node used in photonic network, and photonic network
Publication number
20030161633
Publication date
Aug 28, 2003
Eiji Oki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical network, optical cross-connect apparatus, photonic-IP netwo...
Publication number
20030147645
Publication date
Aug 7, 2003
Wataru Imajuku
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Node, packet communication network, packet communication method, an...
Publication number
20030135645
Publication date
Jul 17, 2003
Eiji Oki
H04 - ELECTRIC COMMUNICATION TECHNIQUE