Inventor

DOI KAZUAKI

JP17 patents

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

DOI KAZUAKI

TOSHIBA KK

Quantum communication device, quantum communication method, 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

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

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

Signal processing apparatus capable of suppressing non-linear noise component during reading optical recording medium

Quantum cryptographic communication system, key management inspection device, key management inspection method, and computer program product

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

Parity check matrix creation method, encoding apparatus, and recording/reproduction apparatus

Information recording medium, information reproducing apparatus, management information reproducing method, information recording/reproducing apparatus and identification information reproducing/recording method

Interleave circuit and communication device

Decoding apparatus, decoding method, and computer program product

TANIOKA CHIKARA

Optical pickup and optical disk apparatus

OKANO HIDEAKI

Writable information recording and reproducing apparatus

WATABE KAZUO

Pickup head, information recording method and reproducing method

USUI TAKASHI

Focus servo control device, and information recording/reproducing device using the same