Membership
Tour
Register
Log in
Akira MURAKAMI
Follow
Person
Kawasaki, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
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
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
Information processing method, and computer program product
Patent number
11,115,199
Issue date
Sep 7, 2021
Kabushiki Kaisha Toshiba
Akira Murakami
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
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
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
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
Patents Applications
last 30 patents
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
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
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
INFORMATION PROCESSING METHOD, AND COMPUTER PROGRAM PRODUCT
Publication number
20200028676
Publication date
Jan 23, 2020
KABUSHIKI KAISHA TOSHIBA
Akira MURAKAMI
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
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, QUANTUM KEY DISTRIBUTION SYSTEM, QUANTUM KEY...
Publication number
20170279540
Publication date
Sep 28, 2017
KABUSHIKI KAISHA TOSHIBA
Yoshimichi Tanizawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
RECEIVER, TRANSMITTER, COMMUNICATION SYSTEM, AND COMMUNICATION METHOD
Publication number
20160359625
Publication date
Dec 8, 2016
KABUSHIKI KAISHA TOSHIBA
Yoshimichi TANIZAWA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
QUANTUM-KEY DISTRIBUTION APPARATUS, QUANTUM-KEY DISTRIBUTION METHOD...
Publication number
20160277183
Publication date
Sep 22, 2016
KABUSHIKI KAISHA TOSHIBA
Akira MURAKAMI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
QUANTUM KEY DISTRIBUTION DEVICE, QUANTUM KEY DISTRIBUTION SYSTEM, A...
Publication number
20160142203
Publication date
May 19, 2016
KABUSHIKI KAISHA TOSHIBA
Yoshimichi TANIZAWA
H04 - ELECTRIC COMMUNICATION TECHNIQUE