Inventor

TANIZAWA YOSHIMICHI

JP71 patents

⚠️ This page may combine multiple inventors who share the name “TANIZAWA YOSHIMICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TANIZAWA YOSHIMICHI

TOSHIBA KK

Quantum-key distribution apparatus, quantum-key distribution method, and computer program product

Communication node, key synchronization method, and key synchronization system

Quantum key distribution device, quantum key distribution system, and quantum key distribution method

Device, method, and system for encrypted communication by using encryption key

Quantum communication device, quantum communication method, and computer program product

Communication apparatus and method

Key management device, quantum cryptography communication system, and computer program product

Communication device, communication method, and communication system

Communication device, communication system, and communication method allocating shared keys to plural channels

Communication device, communication method, and communication system

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

Quantum key distribution device, quantum key distribution system, and quantum key distribution method

Quantum key distribution device, quantum key distribution system, and quantum key distribution method

Communication device, communication method, computer program product, and communication system

Communication method, application device, program, and communication system

Communication device, communication system, and communication method

Communication device, quantum key distribution system, quantum key distribution method, and computer program product

Transmitting device, quantum communication system, and quantum communication method

Communication device, quantum key distribution system, quantum key distribution method, and computer program product

Communication apparatus, computer program product, and communication system

Data sharing method, transmitter, receiver and data sharing system

Communication system, communication apparatus, communication method, and computer program product

Apparatus, method, and terminal apparatus for maintaining connection

Communication device, communication method, and communication method for performing communication using shared quantum key

Communication device, communication method, and communication method for performing communication using shared quantum key

Communication device, communication system, communication method, and computer program product

Communication device, communication system, and computer program product

Quantum cryptographic device, quantum cryptographic communication fee calculation system, and quantum cryptographic communication fee calculation method

Application-key management system, application-key management device, application-key management method, and computer program product

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

Transmitter, receiver, quantum key distribution (QKD) system and quantum key distribution method

QKD system, electronic apparatus, multiplexing apparatus, and computer program product

Forwarding device, key management server device, communication system, forwarding method, and computer program product

Communication device, computer program product, and communication system using quantum key distribution

Secured cryptographic communication system

Key management device, quantum cryptography communication system, and program

Key management device, quantum cryptography communication system, and computer program product

Quantum communication device, quantum communication system, and quantum communication method

Quantum communication device, quantum communication method, and computer program product

TANIZAWA YOSHIMICHI

Key generating device and key generating method

Apparatus, method and computer program product for authenticating communication terminal

IP phone terminal, server, authenticating apparatus, communication system, communication method, and recording medium

Switching apparatus, authentication server, authentication system, authentication method, and computer program product

Apparatus, method, and computer program product for registering user address information

Apparatus and method for controlling communication through firewall, and computer program product

Communication device for transmitting received start-up signal and power signal for starting up a designated node

Node, switch, and system

BABA SHINICHI

Communication apparatus and key managing method

ESAKA NAOKI

Method and apparatus for authenticating terminal device, and terminal device

ISHIHARA TAKESHI

Information processing device and computer program product