Tomoaki Yoshida

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Communication network terminating device, communication system, sig...
- Patent number 12,267,151
- Issue date Apr 1, 2025
- Nippon Telegraph and Telephone Corporation
- Akihiro Tanabe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transmission system and transmission quality monitoring method
- Patent number 12,224,795
- Issue date Feb 11, 2025
- Nippon Telegraph and Telephone Corporation
- Toshiaki Shitaba
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transmission system and optical transmission method
- Patent number 12,199,671
- Issue date Jan 14, 2025
- Nippon Telegraph and Telephone Corporation
- Kyo Minoguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transmission apparatus and optical transmission method
- Patent number 12,155,411
- Issue date Nov 26, 2024
- Nippon Telegraph and Telephone Corporation
- Akihiro Tanabe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical communication system, optical line termination apparatus an...
- Patent number 11,949,460
- Issue date Apr 2, 2024
- Nippon Telegraph and Telephone Corporation
- Kyo Minoguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transmission apparatus and optical transmission method
- Patent number 11,929,787
- Issue date Mar 12, 2024
- Nippon Telegraph and Telephone Corporation
- Akihiro Tanabe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication apparatus and error detection method
- Patent number 11,863,230
- Issue date Jan 2, 2024
- Nippon Telegraph and Telephone Corporation
- Kenta Ito
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Station-side device and wavelength control method
- Patent number 10,361,807
- Issue date Jul 23, 2019
- Nippon Telegraph and Telephone Corporation
- Katsuhisa Taguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Station-side device and wavelength changeover method
- Patent number 10,230,485
- Issue date Mar 12, 2019
- Nippon Telegraph and Telephone Corporation
- Tomoaki Yoshida
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Station-side device and wavelength changeover monitoring method
- Patent number 10,211,945
- Issue date Feb 19, 2019
- Nippon Telegraph and Telephone Corporation
- Tomoaki Yoshida
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Station-side device and communication method
- Patent number 10,211,944
- Issue date Feb 19, 2019
- Nippon Telegraph and Telephone Corporation
- Tomoaki Yoshida
- 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
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
Server device for media, method for controlling server for media, a...
- Patent number 8,230,101
- Issue date Jul 24, 2012
- Kabushiki Kaisha Kenwood
- Satoru Sekiguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Automatic bit rate control circuit
- Patent number 7,936,842
- Issue date May 3, 2011
- Nippon Telegraph and Telephone Corporation
- Shunji Kimura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Bit rate discrimination circuit based on a low frequency component...
- Patent number 7,881,414
- Issue date Feb 1, 2011
- Nippon Telegraph and Telephone Corporation
- Shunji Kimura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Production method of vapor-grown carbon fiber and apparatus therefor
- Patent number 7,846,415
- Issue date Dec 7, 2010
- Showa Denko K.K.
- Eiji Kambara
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Vapor grown carbon fiber, and production method and use thereof
- Patent number 7,527,779
- Issue date May 5, 2009
- Showa Denko K.K.
- Kotaro Yano
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Disk reproduction apparatus and method for use in same
- Patent number 6,882,598
- Issue date Apr 19, 2005
- Kabushiki Kaisha Kenwood
- Tomoaki Yoshida
- G11 - INFORMATION STORAGE
Information Patent Grant
Single-chip microcomputer
- Patent number 5,088,027
- Issue date Feb 11, 1992
- Oki Electric Industry Co., Ltd.
- Kouji Tanagawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Microcomputer having a built-in PROM for storing an optional program
- Patent number 5,068,783
- Issue date Nov 26, 1991
- Oki Electric Industry Co., Ltd.
- Kouji Tanagawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Microcomputer having security memory using test and destruction rou...
- Patent number 5,062,075
- Issue date Oct 29, 1991
- Oki Electric Industry Co., Ltd.
- Tomoaki Yoshida
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Single-chip microcomputer
- Patent number 4,969,087
- Issue date Nov 6, 1990
- Oki Electric Industry Co., Ltd.
- Kouji Tanagawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Self-correcting semiconductor memory device and microcomputer incor...
- Patent number 4,901,320
- Issue date Feb 13, 1990
- Oki Electric Industry Co., Ltd.
- Kikuzo Sawada
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Computer having a protection device to selectively block incorrect...
- Patent number 4,875,156
- Issue date Oct 17, 1989
- Oki Electric Industry Co., Ltd.
- Kouji Tanagawa
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
DEVICE SWITCHING METHOD AND OPTICAL COMMUNICATION SYSTEM
- Publication number 20250096897
- Publication date Mar 20, 2025
- Nippon Telegraph and Telephone Corporation
- Kenta ITO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL RECEIVING APPARATUS, OPTICAL RECEIVING METHOD AND OPTICAL T...
- Publication number 20250080223
- Publication date Mar 6, 2025
- Nippon Telegraph and Telephone Corporation
- Toshiaki SHITABA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL NODE APPARATUS, OPTICAL COMMUNICATION SYSTEM AND TRANSMISSI...
- Publication number 20250016479
- Publication date Jan 9, 2025
- Nippon Telegraph and Telephone Corporation
- Takuya KANAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL TRANSMISSION DEVICE
- Publication number 20250016480
- Publication date Jan 9, 2025
- Nippon Telegraph and Telephone Corporation
- Naotaka SHIBATA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMMUNICATION SYSTEM AND CONTROL METHOD
- Publication number 20250008439
- Publication date Jan 2, 2025
- Nippon Telegraph and Telephone Corporation
- Ryo MIYATAKE
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
OPTICAL TRANSMITTING APPARATUS, OPTICAL TRANSMITTING METHOD AND OPT...
- Publication number 20240421910
- Publication date Dec 19, 2024
- Nippon Telegraph and Telephone Corporation
- Toshiaki SHITABA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL COMMUNICATION DEVICE AND SLEEP CONTROL METHOD
- Publication number 20240380496
- Publication date Nov 14, 2024
- Nippon Telegraph and Telephone Corporation
- Ryo MIYATAKE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SIGNAL AMPLIFICATION METHOD AND OPTICAL RECEIVING APPARATUS
- Publication number 20240356654
- Publication date Oct 24, 2024
- Nippon Telegraph and Telephone Corporation
- Toshiaki SHITABA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMMUNICATION SYSTEM, COMMUNICATION APPARATUS, AND COMMUNICATION ME...
- Publication number 20240275497
- Publication date Aug 15, 2024
- Nippon Telegraph and Telephone Corporation
- Haruka NAGOSHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
LIGHT FEEDING APPARATUS AND LIGHT FEEDING METHOD
- Publication number 20240275496
- Publication date Aug 15, 2024
- Nippon Telegraph and Telephone Corporation
- Hiroaki KATSURAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL TRANSMITTING APPARATUS AND OPTICAL TRANSMITTING METHOD
- Publication number 20240162991
- Publication date May 16, 2024
- Nippon Telegraph and Telephone Corporation
- Ryo MIYATAKE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL TRANSMITTING APPARATUS AND SIGNAL DETECTION METHOD
- Publication number 20240056193
- Publication date Feb 15, 2024
- Nippon Telegraph and Telephone Corporation
- Akihiro TANABE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL POWER SUPPLY SYSTEM, OPTICAL POWER SUPPLY METHOD AND POWER...
- Publication number 20240056198
- Publication date Feb 15, 2024
- Nippon Telegraph and Telephone Corporation
- Ryo Miyatake
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL POWER SUPPLY SYSTEM, OPTICAL POWER SUPPLY METHOD AND POWER...
- Publication number 20240039642
- Publication date Feb 1, 2024
- Nippon Telegraph and Telephone Corporation
- Ryo Miyatake
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL POWER SUPPLY SYSTEM, SLEEP CONTROL METHOD AND POWER RECEIVI...
- Publication number 20240031037
- Publication date Jan 25, 2024
- Nippon Telegraph and Telephone Corporation
- Ryo Miyatake
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL POWER SUPPLY SYSTEM, POWER RECEIVING SIDE OPTICAL COMMUNICA...
- Publication number 20240022336
- Publication date Jan 18, 2024
- Nippon Telegraph and Telephone Corporation
- Kenta ITO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
HOST DEVICE, OPTICAL ACCESS SYSTEM, TRANSFER METHOD AND COMPUTER PR...
- Publication number 20240022503
- Publication date Jan 18, 2024
- Nippon Telegraph and Telephone Corporation
- Satoshi SHIMAZU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MIGRATION SUBSCRIBER LINE TERMINAL, TRANSFER METHOD AND OPTICAL ACC...
- Publication number 20240015423
- Publication date Jan 11, 2024
- Nippon Telegraph and Telephone Corporation
- Satoshi SHIMAZU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL COMMUNICATION SYSTEM, CONTROL METHOD AND OPTICAL SUBSCRIBER...
- Publication number 20240007776
- Publication date Jan 4, 2024
- Nippon Telegraph and Telephone Corporation
- Haruka NAGOSHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL POWER SUPPLY SYSTEM, POWER RECEIVING SIDE OPTICAL COMMUNICA...
- Publication number 20230421269
- Publication date Dec 28, 2023
- Nippon Telegraph and Telephone Corporation
- Kenta ITO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MIGRATION ASSIST DEVICE, MIGRATION METHOD AND OPTICAL ACCESS SYSTEM
- Publication number 20230412272
- Publication date Dec 21, 2023
- Nippon Telegraph and Telephone Corporation
- Satoshi SHIMAZU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL POWER SUPPLY SYSTEM, WAKEUP METHOD AND OPTICAL COMMUNICATIO...
- Publication number 20230403081
- Publication date Dec 14, 2023
- Nippon Telegraph and Telephone Corporation
- Hiroaki KATSURAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SIGNAL CONVERTING APPARATUS AND SIGNAL CONVERTING METHOD
- Publication number 20230370167
- Publication date Nov 16, 2023
- Nippon Telegraph and Telephone Corporation
- Akihiro TANABE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL TRANSMITTING APPARATUS, OPTICAL TRANSMITTING METHOD AND OPT...
- Publication number 20230353249
- Publication date Nov 2, 2023
- Nippon Telegraph and Telephone Corporation
- Toshiaki SHITABA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL POWER RECEPTION APPARATUS, COMMUNICATION APPARATUS AND OPTI...
- Publication number 20230344525
- Publication date Oct 26, 2023
- Nippon Telegraph and Telephone Corporation
- Kyo MINOGUCHI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
OPTICAL TRANSMISSION SYSTEM AND TRANSMISSION QUALITY MONITORING METHOD
- Publication number 20230275658
- Publication date Aug 31, 2023
- Nippon Telegraph and Telephone Corporation
- Toshiaki SHITABA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMMUNICATION NETWORK TERMINATING DEVICE, COMMUNICATION SYSTEM, SIG...
- Publication number 20230254060
- Publication date Aug 10, 2023
- Nippon Telegraph and Telephone Corporation
- Akihiro TANABE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL TRANSMISSION SYSTEM AND OPTICAL TRANSMISSION METHOD
- Publication number 20230246712
- Publication date Aug 3, 2023
- Nippon Telegraph and Telephone Corporation
- Kyo MINOGUCHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL COMMUNICATION SYSTEM
- Publication number 20230216586
- Publication date Jul 6, 2023
- Nippon Telegraph and Telephone Corporation
- Kyo MINOGUCHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL TRANSMISSION APPARATUS AND OPTICAL TRANSMISSION METHOD
- Publication number 20230135622
- Publication date May 4, 2023
- Nippon Telegraph and Telephone Corporation
- Akihiro TANABE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Tomoaki Yoshida

Person

Patents Grantslast 30 patents

Communication network terminating device, communication system, sig...

Optical transmission system and transmission quality monitoring method

Optical transmission system and optical transmission method

Optical transmission apparatus and optical transmission method

Optical communication system, optical line termination apparatus an...

Optical transmission apparatus and optical transmission method

Communication apparatus and error detection method

Station-side device and wavelength control method

Station-side device and wavelength changeover method

Station-side device and wavelength changeover monitoring method

Station-side device and communication method

Optical communication system, station-side device, subscriber devic...

WDM/TDM-PON system and transmission start time correction method th...

Optical communication system and optical communication abnormality-...

Protection method and optical communication system

Optical system, and dynamic wavelength bandwidth allocation method...

Optical system, and dynamic wavelength bandwidth allocation method...

Bandwidth allocation device and bandwidth allocation method

Server device for media, method for controlling server for media, a...

Automatic bit rate control circuit

Bit rate discrimination circuit based on a low frequency component...

Production method of vapor-grown carbon fiber and apparatus therefor

Vapor grown carbon fiber, and production method and use thereof

Disk reproduction apparatus and method for use in same

Single-chip microcomputer

Microcomputer having a built-in PROM for storing an optional program

Microcomputer having security memory using test and destruction rou...

Single-chip microcomputer

Self-correcting semiconductor memory device and microcomputer incor...

Computer having a protection device to selectively block incorrect...

Patents Applicationslast 30 patents

DEVICE SWITCHING METHOD AND OPTICAL COMMUNICATION SYSTEM

OPTICAL RECEIVING APPARATUS, OPTICAL RECEIVING METHOD AND OPTICAL T...

OPTICAL NODE APPARATUS, OPTICAL COMMUNICATION SYSTEM AND TRANSMISSI...

OPTICAL TRANSMISSION DEVICE

COMMUNICATION SYSTEM AND CONTROL METHOD

OPTICAL TRANSMITTING APPARATUS, OPTICAL TRANSMITTING METHOD AND OPT...

OPTICAL COMMUNICATION DEVICE AND SLEEP CONTROL METHOD

SIGNAL AMPLIFICATION METHOD AND OPTICAL RECEIVING APPARATUS

COMMUNICATION SYSTEM, COMMUNICATION APPARATUS, AND COMMUNICATION ME...

LIGHT FEEDING APPARATUS AND LIGHT FEEDING METHOD

OPTICAL TRANSMITTING APPARATUS AND OPTICAL TRANSMITTING METHOD

OPTICAL TRANSMITTING APPARATUS AND SIGNAL DETECTION METHOD

OPTICAL POWER SUPPLY SYSTEM, OPTICAL POWER SUPPLY METHOD AND POWER...

OPTICAL POWER SUPPLY SYSTEM, OPTICAL POWER SUPPLY METHOD AND POWER...

OPTICAL POWER SUPPLY SYSTEM, SLEEP CONTROL METHOD AND POWER RECEIVI...

OPTICAL POWER SUPPLY SYSTEM, POWER RECEIVING SIDE OPTICAL COMMUNICA...

HOST DEVICE, OPTICAL ACCESS SYSTEM, TRANSFER METHOD AND COMPUTER PR...

MIGRATION SUBSCRIBER LINE TERMINAL, TRANSFER METHOD AND OPTICAL ACC...

OPTICAL COMMUNICATION SYSTEM, CONTROL METHOD AND OPTICAL SUBSCRIBER...

OPTICAL POWER SUPPLY SYSTEM, POWER RECEIVING SIDE OPTICAL COMMUNICA...

MIGRATION ASSIST DEVICE, MIGRATION METHOD AND OPTICAL ACCESS SYSTEM

OPTICAL POWER SUPPLY SYSTEM, WAKEUP METHOD AND OPTICAL COMMUNICATIO...

SIGNAL CONVERTING APPARATUS AND SIGNAL CONVERTING METHOD

OPTICAL TRANSMITTING APPARATUS, OPTICAL TRANSMITTING METHOD AND OPT...

OPTICAL POWER RECEPTION APPARATUS, COMMUNICATION APPARATUS AND OPTI...

OPTICAL TRANSMISSION SYSTEM AND TRANSMISSION QUALITY MONITORING METHOD

COMMUNICATION NETWORK TERMINATING DEVICE, COMMUNICATION SYSTEM, SIG...

OPTICAL TRANSMISSION SYSTEM AND OPTICAL TRANSMISSION METHOD

OPTICAL COMMUNICATION SYSTEM

OPTICAL TRANSMISSION APPARATUS AND OPTICAL TRANSMISSION METHOD