4 Patents
- US120959272024Signature Verification System, Verification Key Management Apparatus, Verification Key Management Method and Program
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
0 cites - US120395272024Service Providing System, Service Providing Device, Service Providing Method, and Service Providing Program
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
0 cites - US119007352024Voting System, Vote Relay Server, Client Terminal, Voting Method, Advertisement Distribution System, and Program
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
0 cites - US117833772023Communication System, Communication Apparatus, Communication Method, Program and Advertisement Communication System
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
0 cites