Inventor

ISSHIKI TOSHIYUKI

JP42 patents

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

ISSHIKI TOSHIYUKI

NEC CORP

Database encryption system, method, and program

Program collation system, node, collation method, and computer-readable medium

Matching system, method, apparatus, and program

Information processing device, verification device, and information processing system

Encrypted text verification system, method and recording medium

Encrypted text verification system, method, and recording medium

Matching system, method, apparatus, and program

Encryption system, function value calculation method, and program

Encryption system, key generation apparatus, key generation method, key generation program, and homomorphic operation apparatus

Biometric authentication system, template updating method therefor, storage medium, biometric authentication client device, and biometric authentication server device

Information concealing apparatus, information reconfiguring apparatus, information concealing system, information concealing method, information reconfiguring method, information concealing program, and information reconfiguring program

Data extraction system, data extraction method, registration apparatus, and program

Data extraction system, data extraction method, registration apparatus, and program

Authentication system, authenticatee apparatus, authenticator apparatus, authentication method, and authentication program

Electronic transaction system, transaction server, verification server, method of transaction, and program

Collation system, node, collation method, and computer readable medium

Bit string collation system, bit string collation method, and program

System, apparatus, method and program for preventing illegal distribution of an access token

Matching system, key generation apparatus, matching apparatus, first transformation apparatus, second transformation apparatus, and methods thereof

System for cancelable biometric feature data generation

Collation system, client terminal, server apparatus, collation method, and program

Authentication system, client, and server

Encrypted information matching device, encrypted information matching method, and recording medium having encrypted information matching program stored thereon

Ciphertext matching system and ciphertext matching method

Signature verification system, signature apparatus, signature verification method, and program

Collation system, client, and server

Information matching system and information matching method

Information matching system and information matching method

Collation system, client and server

Similarity calculation system, similarity calculation apparatus, similarity calculation method, and similarity calculation program

Terminal apparatus, encrypted information transformation apparatus, collation system, input information encryption method, encrypted information transformation method, collation method, input information encryption program, and encrypted information transformation program

Encrypted text matching system, method, and computer readable medium

Encrypted data verification system, method and recording medium

Encrypted text matching system, method, and computer readable medium

Encrypted text matching system, method, and computer readable medium

Collation system, collation method, and non-transitory recording medium

ISSHIKI TOSHIYUKI

Encrypted statistical processing system, device, method, and program

Anonymous authentication system and anonymous authentication method

System and method for electronic bidding

MORI KENGO

Database encryption system, method, and program

Database apparatus, method, and program