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Shin KANEKO
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Yokosuka-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical communication system, master station, and optical communica...
Patent number
12,009,844
Issue date
Jun 11, 2024
Nippon Telegraph and Telephone Corporation
Rintaro Harada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical communication system and master station
Patent number
11,973,531
Issue date
Apr 30, 2024
Nippon Telegraph and Telephone Corporation
Rintaro Harada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wavelength multiplexing communication system and wavelength multipl...
Patent number
11,888,581
Issue date
Jan 30, 2024
Nippon Telegraph and Telephone Corporation
Rintaro Harada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical communication system, optical communication apparatus and o...
Patent number
11,811,448
Issue date
Nov 7, 2023
Nippon Telegraph and Telephone Corporation
Hirotaka Ujikawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical communication system and master station
Patent number
11,736,186
Issue date
Aug 22, 2023
Nippon Telegraph and Telephone Corporation
Rintaro Harada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical communication system, station-side device, subscriber devic...
Patent number
10,009,137
Issue date
Jun 26, 2018
Nippon Telegraph and Telephone Corporation
Tomoaki Yoshida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
WDM/TDM-PON system and transmission start time correction method th...
Patent number
9,871,614
Issue date
Jan 16, 2018
Nippon Telegraph and Telephone Corporation
Tomoaki Yoshida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical communication system and optical communication abnormality-...
Patent number
9,780,867
Issue date
Oct 3, 2017
Nippon Telegraph and Telephone Corporation
Tomoaki Yoshida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Protection method and optical communication system
Patent number
9,768,908
Issue date
Sep 19, 2017
Nippon Telegraph and Telephone Corporation
Shin Kaneko
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical system, and dynamic wavelength bandwidth allocation method...
Patent number
9,749,079
Issue date
Aug 29, 2017
Nippon Telegraph and Telephone Corporation
Tomoaki Yoshida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical system, and dynamic wavelength bandwidth allocation method...
Patent number
9,705,626
Issue date
Jul 11, 2017
Nippon Telegraph and Telephone Corporation
Tomoaki Yoshida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Discovery method, optical communication method, and optical communi...
Patent number
9,479,284
Issue date
Oct 25, 2016
Nippon Telegraph and Telephone Corporation
Shin Kaneko
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Bandwidth allocation device and bandwidth allocation method
Patent number
9,236,971
Issue date
Jan 12, 2016
Nippon Telegraph and Telephone Corporation
Shinya Tamaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical code communication system
Patent number
8,032,034
Issue date
Oct 4, 2011
Nippon Telegraph and Telephone Corporation
Manabu Yoshino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for obtaining two-dimensional energy image, us...
Patent number
5,231,287
Issue date
Jul 27, 1993
Jeol Ltd.
Tetsu Sekine
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
OPTICAL COMMUNICATION SYSTEM, OPTICAL TRANSMITTING AND RECEIVING AP...
Publication number
20240187099
Publication date
Jun 6, 2024
Nippon Telegraph and Telephone Corporation
Shin KANEKO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
BEAM TRANSMISSION DEVICE AND BEAM TRANSMISSION METHOD
Publication number
20240187094
Publication date
Jun 6, 2024
Nippon Telegraph and Telephone Corporation
Naotaka SHIBATA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL ACCESS SYSTEM AND MONITORING METHOD
Publication number
20240187092
Publication date
Jun 6, 2024
Nippon Telegraph and Telephone Corporation
Yumiko SENOO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL SPACE COMMUNICATION DEVICE AND OPTICAL SPACE COMMUNICATION...
Publication number
20240162982
Publication date
May 16, 2024
Nippon Telegraph and Telephone Corporation
Takeshi IMAI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL COMMUNICATION SYSTEM, CONTROL APPARATUS AND QUALITY COMPENS...
Publication number
20240056709
Publication date
Feb 15, 2024
Nippon Telegraph and Telephone Corporation
Yumiko SENOO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL COMMUNICATION DEVICE, CONTROL METHOD AND OPTICAL COMMUNICAT...
Publication number
20240056189
Publication date
Feb 15, 2024
Nippon Telegraph and Telephone Corporation
Yasunari TANAKA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL COMMUNICATION DEVICE, OPTICAL ACCESS SYSTEM AND OPTICAL COM...
Publication number
20240031020
Publication date
Jan 25, 2024
Nippon Telegraph and Telephone Corporation
Kazuaki HONDA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL COMMUNICATION DEVICE, OPTICAL ACCESS SYSTEM AND OPTICAL COM...
Publication number
20230421283
Publication date
Dec 28, 2023
Nippon Telegraph and Telephone Corporation
Yumiko SENOO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL COMMUNICATION DEVICE AND OPTICAL COMMUNICATION METHOD
Publication number
20230421257
Publication date
Dec 28, 2023
Nippon Telegraph and Telephone Corporation
Takeshi IMAI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL COMMUNICATION SYSTEM AND PROTECTION METHOD FOR OPTICAL COMM...
Publication number
20230308174
Publication date
Sep 28, 2023
Nippon Telegraph and Telephone Corporation
Shin KANEKO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SPATIAL OPTICAL COMMUNICATION SYSTEM
Publication number
20230308179
Publication date
Sep 28, 2023
Nippon Telegraph and Telephone Corporation
Naotaka SHIBATA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL COMMUNICATION SYSTEM AND MASTER STATION
Publication number
20230198613
Publication date
Jun 22, 2023
Nippon Telegraph and Telephone Corporation
Rintaro Harada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL COMMUNICATION SYSTEM, MASTER STATION, AND OPTICAL COMMUNICA...
Publication number
20230170990
Publication date
Jun 1, 2023
Nippon Telegraph and Telephone Corporation
Rintaro Harada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TRANSMISSION SYSTEM, TRANSMISSION METHOD, AND COMMUNICATION SYSTEM
Publication number
20230170999
Publication date
Jun 1, 2023
Nippon Telegraph and Telephone Corporation
Takuya KANAI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL SIGNAL PROCESSING APPARATUS AND OPTICAL SIGNAL PROCESSING M...
Publication number
20230163856
Publication date
May 25, 2023
Nippon Telegraph and Telephone Corporation
Takuya KANAI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WAVELENGTH MULTIPLEXING COMMUNICATION SYSTEM AND WAVELENGTH MULTIPL...
Publication number
20230155712
Publication date
May 18, 2023
Nippon Telegraph and Telephone Corporation
Rintaro Harada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL COMMUNICATION SYSTEM AND MASTER STATION
Publication number
20230155674
Publication date
May 18, 2023
Nippon Telegraph and Telephone Corporation
Rintaro Harada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL COMMUNICATION SYSTEM AND MASTER STATION
Publication number
20230142562
Publication date
May 11, 2023
Nippon Telegraph and Telephone Corporation
Hirotaka UJIKAWA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WAVELENGTH MULTIPLEXING COMMUNICATION SYSTEM AND WAVELENGTH MULTIPL...
Publication number
20230094895
Publication date
Mar 30, 2023
Nippon Telegraph and Telephone Corporation
Rintaro Harada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL COMMUNICATION SYSTEM, OPTICAL COMMUNICATION APPARATUS AND O...
Publication number
20230088621
Publication date
Mar 23, 2023
Nippon Telegraph and Telephone Corporation
Hirotaka UJIKAWA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL COMMUNICATION APPARATUS, OPTICAL COMMUNICATION SYSTEM AND O...
Publication number
20230030158
Publication date
Feb 2, 2023
Nippon Telegraph and Telephone Corporation
Takuya KANAI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL COMMUNICATION SYSTEM, STATION-SIDE DEVICE, SUBSCRIBER DEVIC...
Publication number
20170207875
Publication date
Jul 20, 2017
Nippon Telegraph and Telephone Corporation
Tomoaki YOSHIDA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WDM/TDM-PON SYSTEM AND TRANSMISSION START TIME CORRECTION METHOD TH...
Publication number
20170170923
Publication date
Jun 15, 2017
Nippon Telegraph and Telephone Corporation
Tomoaki YOSHIDA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL COMMUNICATION SYSTEM AND OPTICAL COMMUNICATION ABNORMALITY-...
Publication number
20160269105
Publication date
Sep 15, 2016
Nippon Telegraph and Telephone Corporation
Tomoaki YOSHIDA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PROTECTION METHOD AND OPTICAL COMMUNICATION SYSTEM
Publication number
20160248539
Publication date
Aug 25, 2016
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
Shin KANEKO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DISCOVERY METHOD, OPTICAL COMMUNICATION METHOD, AND OPTICAL COMMUNI...
Publication number
20150341137
Publication date
Nov 26, 2015
Shin KANEKO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL SYSTEM, AND DYNAMIC WAVELENGTH BANDWIDTH ALLOCATION METHOD...
Publication number
20150326337
Publication date
Nov 12, 2015
Nippon Telegraph and Telephone Corporation
Tomoaki YOSHIDA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
BANDWIDTH ALLOCATION DEVICE AND BANDWIDTH ALLOCATION METHOD
Publication number
20140294391
Publication date
Oct 2, 2014
Nippon Telegraph and Telephone Corporation
Shinya Tamaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical Code Communication System
Publication number
20090274470
Publication date
Nov 5, 2009
Nippon Telegraph and Telephone Corporation
Manabu Yoshino
H04 - ELECTRIC COMMUNICATION TECHNIQUE