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Kento YOSHIZAWA
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Musashino-shi, Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical wireless communication system and optical wireless communic...
Patent number
12,149,285
Issue date
Nov 19, 2024
Nippon Telegraph and Telephone Corporation
Kazumitsu Sakamoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication scheme determination apparatus, communication scheme...
Patent number
12,034,830
Issue date
Jul 9, 2024
Nippon Telegraph and Telephone Corporation
Kento Yoshizawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Control apparatus, control method, and control program
Patent number
11,895,641
Issue date
Feb 6, 2024
Nippon Telegraph and Telephone Corporation
Kento Yoshizawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless communication system, control method, control apparatus, a...
Patent number
11,765,640
Issue date
Sep 19, 2023
Nippon Telegraph and Telephone Corporation
Yohei Katayama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless communication system, communication method, transmitter an...
Patent number
11,582,766
Issue date
Feb 14, 2023
Nippon Telegraph and Telephone Corporation
Hideya So
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless communication system, control method, control apparatus, a...
Patent number
11,528,726
Issue date
Dec 13, 2022
Nippon Telegraph and Telephone Corporation
Yohei Katayama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
OPTICAL SIGNAL EMITTING DIRECTION CONTROL APPARATUS AND OPTICAL SIG...
Publication number
20240072892
Publication date
Feb 29, 2024
Nippon Telegraph and Telephone Corporation
Kento YOSHIZAWA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS COMMUNICATION APPARATUS, WIRELESS COMMUNICATION SYSTEM AND...
Publication number
20240048250
Publication date
Feb 8, 2024
Nippon Telegraph and Telephone Corporation
Kazumitsu SAKAMOTO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS COMMUNICATION SYSTEM, COMMUNICATION APPARATUS, RELAY APPAR...
Publication number
20230413326
Publication date
Dec 21, 2023
Nippon Telegraph and Telephone Corporation
Kazumitsu SAKAMOTO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS COMMUNICATION SYSTEM, WIRELESS COMMUNICATION METHOD AND TE...
Publication number
20230397114
Publication date
Dec 7, 2023
Nippon Telegraph and Telephone Corporation
Kento Yoshizawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS COMMUNICATION SYSTEM, WIRELESS COMMUNICATION METHOD AND TE...
Publication number
20230379821
Publication date
Nov 23, 2023
Nippon Telegraph and Telephone Corporation
Kento Yoshizawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PHASE DIFFERENCE DISTRIBUTION ESTIMATION METHOD AND PHASE DIFFERENC...
Publication number
20230291471
Publication date
Sep 14, 2023
Nippon Telegraph and Telephone Corporation
Yohei KATAYAMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMMUNICATION APPARATUS AND OPTICAL COMMUNICATION SYSTEM
Publication number
20230291479
Publication date
Sep 14, 2023
Nippon Telegraph and Telephone Corporation
Yohei KATAYAMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS COMMUNICATION SYSTEM, RELAY DEVICE, COMMUNICATION DEVICE,...
Publication number
20230231596
Publication date
Jul 20, 2023
Nippon Telegraph and Telephone Corporation
Daisuke GOTO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL WIRELESS COMMUNICATION DEVICE AND OPTICAL WIRELESS COMMUNIC...
Publication number
20230224036
Publication date
Jul 13, 2023
Nippon Telegraph and Telephone Corporation
Kazumitsu SAKAMOTO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL WIRELESS COMMUNICATION SYSTEM AND OPTICAL WIRELESS COMMUNIC...
Publication number
20230208521
Publication date
Jun 29, 2023
Nippon Telegraph and Telephone Corporation
Kazumitsu SAKAMOTO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RELAY APPARATUS, WIRELESS COMMUNICATION SYSTEM AND WIRELESS COMMUNI...
Publication number
20230189047
Publication date
Jun 15, 2023
Nippon Telegraph and Telephone Corporation
Daisuke GOTO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS COMMUNICATION SYSTEM, RELAY APPARATUS AND WIRELESS COMMUNI...
Publication number
20230179289
Publication date
Jun 8, 2023
Nippon Telegraph and Telephone Corporation
Daisuke GOTO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS COMMUNICATION SYSTEM, RELAY APPARATUS AND WIRELESS COMMUNI...
Publication number
20230170984
Publication date
Jun 1, 2023
Nippon Telegraph and Telephone Corporation
Daisuke GOTO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYNCHRONIZATION METHOD AND INFORMATION APPARATUS
Publication number
20220417881
Publication date
Dec 29, 2022
Nippon Telegraph and Telephone Corporation
Shigeru TERUHI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMMUNICATION SCHEME DETERMINATION APPARATUS, COMMUNICATION SCHEME...
Publication number
20220353054
Publication date
Nov 3, 2022
Nippon Telegraph and Telephone Corporation
Kento YOSHIZAWA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CONTROL APPARATUS, CONTROL METHOD, AND CONTROL PROGRAM
Publication number
20220279530
Publication date
Sep 1, 2022
Nippon Telegraph and Telephone Corporation
Kento Yoshizawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS COMMUNICATION SYSTEM, COMMUNICATION METHOD, TRANSMITTER AN...
Publication number
20210282154
Publication date
Sep 9, 2021
Nippon Telegraph and Telephone Corporation
Hideya SO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS COMMUNICATION SYSTEM, CONTROL METHOD, CONTROL APPARATUS, A...
Publication number
20210274421
Publication date
Sep 2, 2021
Nippon Telegraph and Telephone Corporation
Yohei KATAYAMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS COMMUNICATION SYSTEM, CONTROL METHOD, CONTROL APPARATUS, A...
Publication number
20210235470
Publication date
Jul 29, 2021
Nippon Telegraph and Telephone Corporation
Yohei KATAYAMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE