P

Inventor

Okano yuki

JP17 patents
⚠️ This page may combine multiple inventors who share the name “Okano yuki”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NIPPON TELEGRAPH & TELEPHONE

11 patents
US11316676B2Apr 26, 2022

Quantum-proof multiparty key exchange system, quantum-proof multiparty terminal device, quantum-proof multiparty key exchange method, program, and recording medium

NIPPON TELEGRAPH & TELEPHONE13 citations81
US11483145B2Oct 25, 2022

Key exchange device, key exchange system, key exchange method, and key exchange program for exchanging a key with another device

NIPPON TELEGRAPH & TELEPHONE1 citations61
US11902421B2Feb 13, 2024

Server device, communication terminal, communication system, and program

NIPPON TELEGRAPH & TELEPHONE0 citations51
US11765137B2Sep 19, 2023

Message transmission system, communication terminal, server apparatus, message transmission method, and program

NIPPON TELEGRAPH & TELEPHONE0 citations51
US11411720B2Aug 9, 2022

Key distribution system, terminal device, key distribution method, and program

NIPPON TELEGRAPH & TELEPHONE0 citations51
US11336441B2May 17, 2022

Communication terminal, server apparatus, and program

NIPPON TELEGRAPH & TELEPHONE0 citations50
US11223472B2Jan 11, 2022

Encrypted message search method, message transmission/reception system, server, terminal and program

NIPPON TELEGRAPH & TELEPHONE0 citations50
US11190499B2Nov 30, 2021

Communication terminals, server devices, and programs

NIPPON TELEGRAPH & TELEPHONE0 citations50
US11177949B2Nov 16, 2021

Data sharing method, data sharing system, data sharing server, communication terminal and program

NIPPON TELEGRAPH & TELEPHONE0 citations50
US12095927B2Sep 17, 2024

Signature verification system, verification key management apparatus, verification key management method and program

NIPPON TELEGRAPH & TELEPHONE0 citations49
US11783377B2Oct 10, 2023

Communication system, communication apparatus, communication method, program and advertisement communication system

NIPPON TELEGRAPH & TELEPHONE0 citations49

TOYOTA JIDOSHOKKI KK

4 patents

NTT INC

1 patent

TOSHIBA MITSUBISHI ELECTRIC INDUSTRIAL SYSTEMS CORP

1 patent