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Hiroto TAKECHI
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Musashino-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Transmitting side transmission device, receiving side transmission...
Patent number
12,038,813
Issue date
Jul 16, 2024
Nippon Telegraph and Telephone Corporation
Katsuhiro Araya
G06 - COMPUTING CALCULATING COUNTING
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
Optical transmission system and optical transmission method
Patent number
11,696,056
Issue date
Jul 4, 2023
Nippon Telegraph and Telephone Corporation
Hiroto Takechi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Frame transmission apparatus and method for checking normality
Patent number
9,565,064
Issue date
Feb 7, 2017
Fujitsu Limited
Katsumi Shimada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
TRANSMISSION SIDE TRANSMISSION DEVICE AND REDUNDANCY METHOD OF TRAN...
Publication number
20240330112
Publication date
Oct 3, 2024
Nippon Telegraph and Telephone Corporation
Katsuhiro ARAYA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
TRANSMITTING SIDE TRANSMISSION DEVICE, RECEIVING SIDE TRANSMISSION...
Publication number
20230297476
Publication date
Sep 21, 2023
Nippon Telegraph and Telephone Corporation
Katsuhiro Araya
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
COMMUNICATION SYSTEM, NETWORK RELAY DEVICE, NETWORK RELAY METHOD, A...
Publication number
20230103537
Publication date
Apr 6, 2023
Nippon Telegraph and Telephone Corporation
Hideki MAEDA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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
OPTICAL TRANSMISSION SYSTEM AND OPTICAL TRANSMISSION METHOD
Publication number
20220046341
Publication date
Feb 10, 2022
Nippon Telegraph and Telephone Corporation
Hiroto TAKECHI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
FRAME TRANSMISSION APPARATUS AND METHOD FOR CHECKING NORMALITY
Publication number
20150103673
Publication date
Apr 16, 2015
FUJITSU TELECOM NETWORKS LIMITED
Katsumi SHIMADA
H04 - ELECTRIC COMMUNICATION TECHNIQUE