Yoshimichi Tanizawa

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Quantum cryptography storage system, distribution control device, a...
- Patent number 12,206,770
- Issue date Jan 21, 2025
- Kabushiki Kaisha Toshiba
- Yasuhiro Fujiyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Quantum cryptographic device, quantum cryptographic communication f...
- Patent number 12,198,167
- Issue date Jan 14, 2025
- Kabushiki Kaisha Toshiba
- Kazuaki Doi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Quantum cryptographic communication system, key management inspecti...
- Patent number 12,003,624
- Issue date Jun 4, 2024
- Kabushiki Kaisha Toshiba
- Kazuaki Doi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication device, communication method, and communication system
- Patent number 11,936,636
- Issue date Mar 19, 2024
- Kabushiki Kaisha Toshiba
- Yasuyuki Tanaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication device, computer program product, and communication s...
- Patent number 11,824,975
- Issue date Nov 21, 2023
- Kabushiki Kaisha Toshiba
- Masashi Ito
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Application-key management system, application-key management devic...
- Patent number 11,764,952
- Issue date Sep 19, 2023
- Kabushiki Kaisha Toshiba
- Kazuaki Doi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication device, communication method, and communication metho...
- Patent number 11,595,197
- Issue date Feb 28, 2023
- Kabushiki Kaisha Toshiba
- Yoshimichi Tanizawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Quantum communication device, quantum communication system, and qua...
- Patent number 11,265,157
- Issue date Mar 1, 2022
- Kabushiki Kaisha Toshiba
- Kazuaki Doi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Key generation device, key generation method, and computer program...
- Patent number 11,115,198
- Issue date Sep 7, 2021
- Kabushiki Kaisha Toshiba
- Ririka Takahashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication device, communication method, and communication metho...
- Patent number 10,979,220
- Issue date Apr 13, 2021
- Kabushiki Kaisha Toshiba
- Yoshimichi Tanizawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication device, communication system, and communication metho...
- Patent number 10,630,464
- Issue date Apr 21, 2020
- Kabushiki Kaisha Toshiba
- Yoshimichi Tanizawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication device, communication method, and communication system
- Patent number 10,623,180
- Issue date Apr 14, 2020
- Kabushiki Kaisha Toshiba
- Yoshimichi Tanizawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transmission device, multi-quantum communication system, and multi-...
- Patent number 10,567,089
- Issue date Feb 18, 2020
- Kabushiki Kaisha Toshiba
- Akira Murakami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication device, communication system, and communication method
- Patent number 10,439,807
- Issue date Oct 8, 2019
- Kabushiki Kaisha Toshiba
- Yoshimichi Tanizawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Quantum key distribution device, quantum key distribution system, a...
- Patent number 10,348,492
- Issue date Jul 9, 2019
- Kabushiki Kaisha Toshiba
- Yoshimichi Tanizawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication device, quantum key distribution system, quantum key...
- Patent number 10,341,097
- Issue date Jul 2, 2019
- Kabushiki Kaisha Toshiba
- Ririka Takahashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication system, communication apparatus, communication method...
- Patent number 10,291,590
- Issue date May 14, 2019
- Kabushiki Kaisha Toshiba
- Yoshimichi Tanizawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Quantum key distribution device, quantum key distribution system, a...
- Patent number 10,291,400
- Issue date May 14, 2019
- Kabushiki Kaisha Toshiba
- Yoshimichi Tanizawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transmitting device, quantum communication system, and quantum comm...
- Patent number 10,103,818
- Issue date Oct 16, 2018
- Kabushiki Kaisha Toshiba
- Akira Murakami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Quantum-key distribution apparatus, quantum-key distribution method...
- Patent number 10,057,058
- Issue date Aug 21, 2018
- Kabushiki Kaisha Toshiba
- Akira Murakami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication device, quantum key distribution system, quantum key...
- Patent number 10,020,893
- Issue date Jul 10, 2018
- Kabushiki Kaisha Toshiba
- Yoshimichi Tanizawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication device, communication method, computer program produc...
- Patent number 9,928,370
- Issue date Mar 27, 2018
- Kabushiki Kaisha Toshiba
- Yoshimichi Tanizawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication device, communication system, and communication method
- Patent number 9,893,884
- Issue date Feb 13, 2018
- Kabushiki Kaisha Toshiba
- Yoshimichi Tanizawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Receiver, transmitter, communication system, and communication method
- Patent number 9,813,237
- Issue date Nov 7, 2017
- Kabushiki Kaisha Toshiba
- Yoshimichi Tanizawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Quantum key distribution device, quantum key distribution system, a...
- Patent number 9,768,954
- Issue date Sep 19, 2017
- Kabushiki Kaisha Toshiba
- Ririka Takahashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication device, communication method, computer program produc...
- Patent number 9,755,828
- Issue date Sep 5, 2017
- Kabushiki Kaisha Toshiba
- Yoshimichi Tanizawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Quantum key distribution device, quantum key distribution system, a...
- Patent number 9,755,826
- Issue date Sep 5, 2017
- Kabushiki Kaisha Toshiba
- Yoshimichi Tanizawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Quantum communication device, quantum communication method, and com...
- Patent number 9,652,620
- Issue date May 16, 2017
- Kabushiki Kaisha Toshiba
- Kazuaki Doi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Quantum communication device, quantum communication method, and com...
- Patent number 9,569,731
- Issue date Feb 14, 2017
- Kabushiki Kaisha Toshiba
- Kazuaki Doi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication device, communication method, and computer program pr...
- Patent number 9,509,510
- Issue date Nov 29, 2016
- Kabushiki Kaisha Toshiba
- Yoshimichi Tanizawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
KEY MANAGER, QKDN CONTROL DEVICE, QUANTUM CRYPTOGRAPHIC COMMUNICATI...
- Publication number 20240323004
- Publication date Sep 26, 2024
- Kabushiki Kaisha Toshiba
- Yu YU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CONTROL DEVICE, QUANTUM CRYPTOGRAPHIC COMMUNICATION SYSTEM, CONTROL...
- Publication number 20240313954
- Publication date Sep 19, 2024
- Kabushiki Kaisha Toshiba
- Akira MURAKAMI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
KEY MANAGER, QUANTUM CRYPTOGRAPHIC COMMUNICATION SYSTEM, QKDN CONTR...
- Publication number 20240313955
- Publication date Sep 19, 2024
- Kabushiki Kaisha Toshiba
- Yu YU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
KEY MANAGEMENT DEVICE, QUANTUM CRYPTOGRAPHY COMMUNICATION SYSTEM, K...
- Publication number 20240297784
- Publication date Sep 5, 2024
- Kabushiki Kaisha Toshiba
- Keisuke MERA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MULTIPLEXING DEVICE, QKD SYSTEM, QKD DEVICE, MULTIPLEXING METHOD, A...
- Publication number 20240204993
- Publication date Jun 20, 2024
- Kabushiki Kaisha Toshiba
- Akira MURAKAMI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
KM APPARATUS, QKD SYSTEM, KEY MANAGEMENT START CONTROL METHOD, AND...
- Publication number 20240039710
- Publication date Feb 1, 2024
- Kabushiki Kaisha Toshiba
- Yoshimichi TANIZAWA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
QKD APPARATUS, QKD SYSTEM, QKD START CONTROL METHOD, AND COMPUTER P...
- Publication number 20240039713
- Publication date Feb 1, 2024
- Kabushiki Kaisha Toshiba
- Yoshimichi TANIZAWA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
QKD SYSTEM, ELECTRONIC APPARATUS, MULTIPLEXING APPARATUS, AND COMPU...
- Publication number 20240031138
- Publication date Jan 25, 2024
- Kabushiki Kaisha Toshiba
- Akira MURAKAMI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
KEY MANAGEMENT DEVICE, QUANTUM CRYPTOGRAPHY COMMUNICATION SYSTEM, A...
- Publication number 20230308264
- Publication date Sep 28, 2023
- Kabushiki Kaisha Toshiba
- Ririka TAKAHASHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
KEY MANAGEMENT DEVICE, QUANTUM CRYPTOGRAPHY COMMUNICATION SYSTEM, A...
- Publication number 20230299941
- Publication date Sep 21, 2023
- Kabushiki Kaisha Toshiba
- Yu YU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
QUANTUM CRYPTOGRAPHIC COMMUNICATION SYSTEM, KEY MANAGEMENT DEVICE,...
- Publication number 20230299953
- Publication date Sep 21, 2023
- Kabushiki Kaisha Toshiba
- Kazuaki DOI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
KEY MANAGEMENT DEVICE, QUANTUM CRYPTOGRAPHY COMMUNICATION SYSTEM, A...
- Publication number 20230299952
- Publication date Sep 21, 2023
- Kabushiki Kaisha Toshiba
- Yu YU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
QUANTUM CRYPTOGRAPHY STORAGE SYSTEM, DISTRIBUTION CONTROL DEVICE, A...
- Publication number 20230148242
- Publication date May 11, 2023
- Kabushiki Kaisha Toshiba
- Yasuhiro FUJIYOSHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
QUANTUM CRYPTOGRAPHY COMMUNICATION SYSTEM, QUANTUM CRYPTOGRAPHY COM...
- Publication number 20230084881
- Publication date Mar 16, 2023
- Kabushiki Kaisha Toshiba
- Ririka TAKAHASHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMMUNICATION DEVICE, COMMUNICATION METHOD, AND COMMUNICATION SYSTEM
- Publication number 20230078461
- Publication date Mar 16, 2023
- Kabushiki Kaisha Toshiba
- Yasuyuki TANAKA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
QUANTUM CRYPTOGRAPHIC COMMUNICATION SYSTEM, KEY MANAGEMENT INSPECTI...
- Publication number 20220393864
- Publication date Dec 8, 2022
- Kabushiki Kaisha Toshiba
- Kazuaki DOI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
FORWARDING DEVICE, KEY MANAGEMENT SERVER DEVICE, COMMUNICATION SYST...
- Publication number 20220150059
- Publication date May 12, 2022
- Kabushiki Kaisha Toshiba
- Yasuyuki TANAKA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMMUNICATION DEVICE, COMPUTER PROGRAM PRODUCT, AND COMMUNICATION S...
- Publication number 20220131689
- Publication date Apr 28, 2022
- Kabushiki Kaisha Toshiba
- Masashi ITO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMMUNICATION SYSTEM, KEY MANAGEMENT SERVER DEVICE, ROUTER, AND COM...
- Publication number 20220029797
- Publication date Jan 27, 2022
- Kabushiki Kaisha Toshiba
- Yasuyuki TANAKA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
APPLICATION-KEY MANAGEMENT SYSTEM, APPLICATION-KEY MANAGEMENT DEVIC...
- Publication number 20210409202
- Publication date Dec 30, 2021
- Kabushiki Kaisha Toshiba
- Kazuaki DOI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
QUANTUM CRYPTOGRAPHIC DEVICE, QUANTUM CRYPTOGRAPHIC COMMUNICATION F...
- Publication number 20210328784
- Publication date Oct 21, 2021
- Kabushiki Kaisha Toshiba
- Kazuaki DOI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMMUNICATION DEVICE, COMMUNICATION METHOD, AND COMMUNICATION METHO...
- Publication number 20210194683
- Publication date Jun 24, 2021
- Kabushiki Kaisha Toshiba
- Yoshimichi TANIZAWA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
KEY GENERATION DEVICE, KEY GENERATION METHOD, AND COMPUTER PROGRAM...
- Publication number 20200092089
- Publication date Mar 19, 2020
- KABUSHIKI KAISHA TOSHIBA
- Ririka TAKAHASHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMMUNICATION APPARATUS, COMMUNICATION METHOD, AND COMPUTER PROGRAM...
- Publication number 20190074961
- Publication date Mar 7, 2019
- KABUSHIKI KAISHA TOSHIBA
- Yoshimichi TANIZAWA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
COMMUNICATION APPARATUS, COMMUNICATION SYSTEM, KEY SHARING METHOD,...
- Publication number 20180351737
- Publication date Dec 6, 2018
- KABUSHIKI KAISHA TOSHIBA
- Yoshimichi TANIZAWA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TRANSMISSION DEVICE, MULTI-QUANTUM COMMUNICATION SYSTEM, AND MULTI-...
- Publication number 20180269989
- Publication date Sep 20, 2018
- KABUSHIKI KAISHA TOSHIBA
- Akira MURAKAMI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
QUANTUM COMMUNICATION DEVICE, QUANTUM COMMUNICATION SYSTEM, AND QUA...
- Publication number 20180262328
- Publication date Sep 13, 2018
- KABUSHIKI KAISHA TOSHIBA
- Kazuaki Doi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
KEY SHARING DEVICE, KEY SHARING SYSTEM, KEY SHARING METHOD, AND COM...
- Publication number 20180255039
- Publication date Sep 6, 2018
- KABUSHIKI KAISHA TOSHIBA
- Ririka TAKAHASHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TRANSMITTING DEVICE, QUANTUM COMMUNICATION SYSTEM, AND QUANTUM COMM...
- Publication number 20180083714
- Publication date Mar 22, 2018
- KABUSHIKI KAISHA TOSHIBA
- Akira MURAKAMI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMMUNICATION DEVICE, COMMUNICATION METHOD, AND COMMUNICATION SYSTEM
- Publication number 20180062837
- Publication date Mar 1, 2018
- KABUSHIKI KAISHA TOSHIBA
- Yoshimichi TANIZAWA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Yoshimichi Tanizawa

Person

Patents Grantslast 30 patents

Quantum cryptography storage system, distribution control device, a...

Quantum cryptographic device, quantum cryptographic communication f...

Quantum cryptographic communication system, key management inspecti...

Communication device, communication method, and communication system

Communication device, computer program product, and communication s...

Application-key management system, application-key management devic...

Communication device, communication method, and communication metho...

Quantum communication device, quantum communication system, and qua...

Key generation device, key generation method, and computer program...

Communication device, communication method, and communication metho...

Communication device, communication system, and communication metho...

Communication device, communication method, and communication system

Transmission device, multi-quantum communication system, and multi-...

Communication device, communication system, and communication method

Quantum key distribution device, quantum key distribution system, a...

Communication device, quantum key distribution system, quantum key...

Communication system, communication apparatus, communication method...

Quantum key distribution device, quantum key distribution system, a...

Transmitting device, quantum communication system, and quantum comm...

Quantum-key distribution apparatus, quantum-key distribution method...

Communication device, quantum key distribution system, quantum key...

Communication device, communication method, computer program produc...

Communication device, communication system, and communication method

Receiver, transmitter, communication system, and communication method

Quantum key distribution device, quantum key distribution system, a...

Communication device, communication method, computer program produc...

Quantum key distribution device, quantum key distribution system, a...

Quantum communication device, quantum communication method, and com...

Quantum communication device, quantum communication method, and com...

Communication device, communication method, and computer program pr...

Patents Applicationslast 30 patents

KEY MANAGER, QKDN CONTROL DEVICE, QUANTUM CRYPTOGRAPHIC COMMUNICATI...

CONTROL DEVICE, QUANTUM CRYPTOGRAPHIC COMMUNICATION SYSTEM, CONTROL...

KEY MANAGER, QUANTUM CRYPTOGRAPHIC COMMUNICATION SYSTEM, QKDN CONTR...

KEY MANAGEMENT DEVICE, QUANTUM CRYPTOGRAPHY COMMUNICATION SYSTEM, K...

MULTIPLEXING DEVICE, QKD SYSTEM, QKD DEVICE, MULTIPLEXING METHOD, A...

KM APPARATUS, QKD SYSTEM, KEY MANAGEMENT START CONTROL METHOD, AND...

QKD APPARATUS, QKD SYSTEM, QKD START CONTROL METHOD, AND COMPUTER P...

QKD SYSTEM, ELECTRONIC APPARATUS, MULTIPLEXING APPARATUS, AND COMPU...

KEY MANAGEMENT DEVICE, QUANTUM CRYPTOGRAPHY COMMUNICATION SYSTEM, A...

KEY MANAGEMENT DEVICE, QUANTUM CRYPTOGRAPHY COMMUNICATION SYSTEM, A...

QUANTUM CRYPTOGRAPHIC COMMUNICATION SYSTEM, KEY MANAGEMENT DEVICE,...

KEY MANAGEMENT DEVICE, QUANTUM CRYPTOGRAPHY COMMUNICATION SYSTEM, A...

QUANTUM CRYPTOGRAPHY STORAGE SYSTEM, DISTRIBUTION CONTROL DEVICE, A...

QUANTUM CRYPTOGRAPHY COMMUNICATION SYSTEM, QUANTUM CRYPTOGRAPHY COM...

COMMUNICATION DEVICE, COMMUNICATION METHOD, AND COMMUNICATION SYSTEM

QUANTUM CRYPTOGRAPHIC COMMUNICATION SYSTEM, KEY MANAGEMENT INSPECTI...

FORWARDING DEVICE, KEY MANAGEMENT SERVER DEVICE, COMMUNICATION SYST...

COMMUNICATION DEVICE, COMPUTER PROGRAM PRODUCT, AND COMMUNICATION S...

COMMUNICATION SYSTEM, KEY MANAGEMENT SERVER DEVICE, ROUTER, AND COM...

APPLICATION-KEY MANAGEMENT SYSTEM, APPLICATION-KEY MANAGEMENT DEVIC...

QUANTUM CRYPTOGRAPHIC DEVICE, QUANTUM CRYPTOGRAPHIC COMMUNICATION F...

COMMUNICATION DEVICE, COMMUNICATION METHOD, AND COMMUNICATION METHO...

KEY GENERATION DEVICE, KEY GENERATION METHOD, AND COMPUTER PROGRAM...

COMMUNICATION APPARATUS, COMMUNICATION METHOD, AND COMPUTER PROGRAM...

COMMUNICATION APPARATUS, COMMUNICATION SYSTEM, KEY SHARING METHOD,...

TRANSMISSION DEVICE, MULTI-QUANTUM COMMUNICATION SYSTEM, AND MULTI-...

QUANTUM COMMUNICATION DEVICE, QUANTUM COMMUNICATION SYSTEM, AND QUA...

KEY SHARING DEVICE, KEY SHARING SYSTEM, KEY SHARING METHOD, AND COM...

TRANSMITTING DEVICE, QUANTUM COMMUNICATION SYSTEM, AND QUANTUM COMM...

COMMUNICATION DEVICE, COMMUNICATION METHOD, AND COMMUNICATION SYSTEM