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Tatsuya Shimada
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Yachiyo-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Bandwidth allocation apparatus and bandwidth allocation method
Patent number
11,349,766
Issue date
May 31, 2022
Nippon Telegraph and Telephone Corporation
Daisuke Hisano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Bandwidth allocation device and bandwidth allocation method
Patent number
11,329,749
Issue date
May 10, 2022
Nippon Telegraph and Telephone Corporation
Hiroyuki Uzawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical transmission system and bandwidth allocation method
Patent number
11,296,799
Issue date
Apr 5, 2022
Nippon Telegraph and Telephone Corporation
Daisuke Hisano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical transmission device and bandwidth allocation method
Patent number
10,925,058
Issue date
Feb 16, 2021
Nippon Telegraph and Telephone Corporation
Tatsuya Shimada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Terminal station device and bandwidth allocation method
Patent number
10,805,905
Issue date
Oct 13, 2020
Nippon Telegraph and Telephone Corporation
Hiroshi Ou
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical transmission system and wavelength allocation method
Patent number
10,686,545
Issue date
Jun 16, 2020
Nippon Telegraph and Telephone Corporation
Daisuke Hisano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Relay transmission system, relay transmission method, and relay tra...
Patent number
10,574,430
Issue date
Feb 25, 2020
Nippon Telegraph and Telephone Corporation
Daisuke Hisano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Terminal station apparatus and band allocation method
Patent number
10,555,330
Issue date
Feb 4, 2020
Nippon Telegraph and Telephone Corporation
Hiroshi Ou
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Terminal station device and bandwidth allocation method
Patent number
10,505,657
Issue date
Dec 10, 2019
Nippon Telegraph and Telephone Corporation
Hiroshi Ou
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transmission system, transmission method and transmission device
Patent number
10,454,660
Issue date
Oct 22, 2019
Nippon Telegraph and Telephone Corporation
Daisuke Hisano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical communication system with optical output level control func...
Patent number
7,236,708
Issue date
Jun 26, 2007
Nippon Telegraph and Telephone Corporation
Tatsuya Shimada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
COMMUNICATION SYSTEM AND COMMUNICATION CONTROL APPARATUS
Publication number
20250007844
Publication date
Jan 2, 2025
Nippon Telegraph and Telephone Corporation
Kenji MIYAMOTO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TRANSMISSION SYSTEM, ELECTRIC POWER CONTROL APPARATUS, ELECTRIC POW...
Publication number
20240414646
Publication date
Dec 12, 2024
Nippon Telegraph and Telephone Corporation
Hirotaka UJIKAWA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CONTROL APPARATUS, COMMUNICATION SYSTEM, CONTROL METHOD AND PROGRAM
Publication number
20240405909
Publication date
Dec 5, 2024
Nippon Telegraph and Telephone Corporation
Hiroko NOMURA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SIGNAL TRANSFER CONTROL DEVICE, SIGNAL TRANSFER CONTROL METHOD, SIG...
Publication number
20240372812
Publication date
Nov 7, 2024
Nippon Telegraph and Telephone Corporation
Hiroko NOMURA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CONTROL APPARATUS, COMMUNICATION SYSTEM, CONTROL METHOD AND PROGRAM
Publication number
20240323575
Publication date
Sep 26, 2024
Nippon Telegraph and Telephone Corporation
Karin UMEDA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS COMMUNICATION SYSTEM AND WIRELESS COMMUNICATION METHOD
Publication number
20240323800
Publication date
Sep 26, 2024
Nippon Telegraph and Telephone Corporation
Kenji MIYAMOTO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMMUNICATION SYSTEM AND COMMUNICATION CONTROL APPARATUS
Publication number
20240323746
Publication date
Sep 26, 2024
Nippon Telegraph and Telephone Corporation
Kenji Miyamoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SIGNAL TRANSFER DEVICE, SIGNAL TRANSFER METHOD, SIGNAL TRANSFER PRO...
Publication number
20240171521
Publication date
May 23, 2024
Nippon Telegraph and Telephone Corporation
Takamitsu TOCHINO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Bandwidth Allocation Device And Bandwidth Allocation Method
Publication number
20220263594
Publication date
Aug 18, 2022
Nippon Telegraph and Telephone Corporation
Hiroyuki UZAWA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSMISSION SYSTEM AND BANDWIDTH ALLOCATION METHOD
Publication number
20210288723
Publication date
Sep 16, 2021
Nippon Telegraph and Telephone Corporation
Daisuke HISANO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Bandwidth Allocation Apparatus And Bandwidth Allocation Method
Publication number
20210243127
Publication date
Aug 5, 2021
Nippon Telegraph and Telephone Corporation
Daisuke HISANO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
BANDWIDTH ALLOCATION DEVICE AND BANDWIDTH ALLOCATION METHOD
Publication number
20200028605
Publication date
Jan 23, 2020
Nippon Telegraph and Telephone Corporation
Hiroyuki UZAWA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
BANDWIDTH ALLOCATION APPARATUS AND BANDWIDTH ALLOCATION METHOD
Publication number
20190394135
Publication date
Dec 26, 2019
Nippon Telegraph and Telephone Corporation
Daisuke HISANO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSMISSION SYSTEM AND WAVELENGTH ALLOCATION METHOD
Publication number
20190372698
Publication date
Dec 5, 2019
Nippon Telegraph and Telephone Corporation
Daisuke HISANO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSMISSION DEVICE AND BANDWIDTH ALLOCATION METHOD
Publication number
20190182836
Publication date
Jun 13, 2019
Nippon Telegraph and Telephone Corporation
Tatsuya SHIMADA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TERMINAL STATION APPARATUS AND BAND ALLOCATION METHOD
Publication number
20190007955
Publication date
Jan 3, 2019
Nippon Telegraph and Telephone Corporation
Hiroshi OU
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RELAY TRANSMISSION SYSTEM, RELAY TRANSMISSION METHOD, AND RELAY TRA...
Publication number
20180309563
Publication date
Oct 25, 2018
Nippon Telegraph and Telephone Corporation
Daisuke HISANO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TRANSMISSION SYSTEM, TRANSMISSION METHOD AND TRANSMISSION DEVICE
Publication number
20180287769
Publication date
Oct 4, 2018
Nippon Telegraph and Telephone Corporation
Daisuke HISANO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TERMINAL STATION DEVICE AND BANDWIDTH ALLOCATION METHOD
Publication number
20180077686
Publication date
Mar 15, 2018
Nippon Telegraph and Telephone Corporation
Hiroshi OU
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TERMINAL STATION DEVICE AND BANDWIDTH ALLOCATION METHOD
Publication number
20180063831
Publication date
Mar 1, 2018
Nippon Telegraph and Telephone Corporation
Hiroshi OU
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical communication system with optical output level control func...
Publication number
20030095314
Publication date
May 22, 2003
Tatsuya Shimada
H04 - ELECTRIC COMMUNICATION TECHNIQUE