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Haruka Eitoku
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Communication method, communication system, relay device, and relay...
Patent number
11,974,128
Issue date
Apr 30, 2024
Nippon Telegraph and Telephone Corporation
Haruka Eitoku
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Gateway device and monitoring method
Patent number
11,431,762
Issue date
Aug 30, 2022
Nippon Telegraph and Telephone Corporation
Haruka Eitoku
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
TELEPHONE COMMUNICATION SYSTEM, TELEPHONE COMMUNICATION METHOD, SET...
Publication number
20230156119
Publication date
May 18, 2023
Nippon Telegraph and Telephone Corporation
Haruka EITOKU
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMMUNICATION METHOD, COMMUNICATION SYSTEM, RELAY DEVICE, AND RELAY...
Publication number
20220053328
Publication date
Feb 17, 2022
Nippon Telegraph and Telephone Corporation
Haruka Eitoku
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
GATEWAY DEVICE AND MONITORING METHOD
Publication number
20210037062
Publication date
Feb 4, 2021
Nippon Telegraph and Telephone Corporation
Haruka Eitoku
H04 - ELECTRIC COMMUNICATION TECHNIQUE