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Shokei KOBAYASHI
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Failure transfer apparatus, failure transfer system, and failure tr...
Patent number
12,101,246
Issue date
Sep 24, 2024
Nippon Telegraph and Telephone Corporation
Kengo Shintaku
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Service path failure location estimation method, apparatus, and pro...
Patent number
11,902,137
Issue date
Feb 13, 2024
Nippon Telegraph and Telephone Corporation
Takuya Oda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Diagnostic apparatus
Patent number
11,876,670
Issue date
Jan 16, 2024
Nippon Telegraph and Telephone Corporation
Takuya Oda
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Adaptation apparatus
Patent number
11,853,101
Issue date
Dec 26, 2023
Nippon Telegraph and Telephone Corporation
Takuya Oda
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Optical transmission system and transmission mode selecting method
Patent number
11,546,064
Issue date
Jan 3, 2023
Nippon Telegraph and Telephone Corporation
Tetsuro Inui
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Malfunction point estimation method and malfunction point estimatio...
Patent number
11,516,073
Issue date
Nov 29, 2022
Nippon Telegraph and Telephone Corporation
Takuya Oda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Signal quality information notification method and relay communicat...
Patent number
11,509,392
Issue date
Nov 22, 2022
Nippon Telegraph and Telephone Corporation
Takafumi Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
State estimating device and communication system
Patent number
11,342,990
Issue date
May 24, 2022
Nippon Telegraph and Telephone Corporation
Seiki Kuwabara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical transmission system and communication condition selection m...
Patent number
11,165,497
Issue date
Nov 2, 2021
Nippon Telegraph and Telephone Corporation
Fumikazu Inuzuka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
OPTICAL TRANSMISSION SYSTEM AND TRANSMISSION MODE SELECTING METHOD
Publication number
20240235690
Publication date
Jul 11, 2024
Nippon Telegraph and Telephone Corporation
Tetsuro Inui
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSMISSION SYSTEM AND TRANSMISSION MODE SELECTING METHOD
Publication number
20240137128
Publication date
Apr 25, 2024
Nippon Telegraph and Telephone Corporation
Tetsuro Inui
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TRANSFER APPARATUS, TRANSFER SYSTEM, AND TRANSFER METHOD.
Publication number
20220345398
Publication date
Oct 27, 2022
Nippon Telegraph and Telephone Corporation
Kengo SHINTAKU
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ADAPTATION APPARATUS
Publication number
20220214889
Publication date
Jul 7, 2022
Nippon Telegraph and Telephone Corporation
Takuya ODA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
MALFUNCTION POINT ESTIMATION METHOD AND MALFUNCTION POINT ESTIMATIO...
Publication number
20220045900
Publication date
Feb 10, 2022
Nippon Telegraph and Telephone Corporation
Takuya ODA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ESTIMATION METHOD, ESTIMATION APPARATUS, AND ESTIMATION PROGRAM
Publication number
20210385146
Publication date
Dec 9, 2021
Nippon Telegraph and Telephone Corporation
Takuya ODA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DIAGNOSTIC APPARATUS
Publication number
20210328861
Publication date
Oct 21, 2021
Nippon Telegraph and Telephone Corporation
Takuya ODA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSMISSION SYSTEM AND TRANSMISSION MODE SELECTING METHOD
Publication number
20210314067
Publication date
Oct 7, 2021
Nippon Telegraph and Telephone Corporation
Tetsuro Inui
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SIGNAL QUALITY INFORMATION NOTIFICATION METHOD AND RELAY COMMUNICAT...
Publication number
20210126707
Publication date
Apr 29, 2021
Nippon Telegraph and Telephone Corporation
Takafumi TANAKA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSMISSION SYSTEM AND COMMUNICATION CONDITION SELECTION M...
Publication number
20210028857
Publication date
Jan 28, 2021
Nippon Telegraph and Telephone Corporation
Fumikazu INUZUKA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
STATE ESTIMATING DEVICE AND COMMUNICATION SYSTEM
Publication number
20210013963
Publication date
Jan 14, 2021
Nippon Telegraph and Telephone Corporation
Seiki KUWABARA
H04 - ELECTRIC COMMUNICATION TECHNIQUE