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Unho CHOI
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Toronto, CA
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Patents Grants
last 30 patents
Information
Patent Grant
Chain of authentication using public key infrastructure
Patent number
11,973,887
Issue date
Apr 30, 2024
Unho Choi
B60 - VEHICLES IN GENERAL
Information
Patent Grant
System and method for authenticating electronic money
Patent number
11,842,332
Issue date
Dec 12, 2023
Unho Choi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Authentication in ubiquitous environment
Patent number
11,664,997
Issue date
May 30, 2023
Unho Choi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Authentication in ubiquitous environment
Patent number
11,664,996
Issue date
May 30, 2023
Unho Choi
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
SYSTEM AND METHOD FOR AUTHENTICATING ELECTRONIC MONEY
Publication number
20240070651
Publication date
Feb 29, 2024
Unho CHOI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD AND SYSTEM FOR PROVIDING EQUIPMENT RENTAL SERVICE USING BIOM...
Publication number
20220292411
Publication date
Sep 15, 2022
Unho CHOI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SYSTEM AND METHOD FOR AUTHENTICATING ELECTRONIC MONEY
Publication number
20220237593
Publication date
Jul 28, 2022
Unho CHOI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
CHAIN OF AUTHENTICATION USING PUBLIC KEY INFRASTRUCTURE
Publication number
20220116231
Publication date
Apr 14, 2022
Unho CHOI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CHAIN OF AUTHENTICATION USING PUBLIC KEY INFRASTRUCTURE
Publication number
20220116227
Publication date
Apr 14, 2022
Unho CHOI
B60 - VEHICLES IN GENERAL
Information
Patent Application
CHAIN OF AUTHENTICATION USING PUBLIC KEY INFRASTRUCTURE
Publication number
20220114542
Publication date
Apr 14, 2022
Unho CHOI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
AUTHENTICATION IN UBIQUITOUS ENVIRONMENT
Publication number
20210226798
Publication date
Jul 22, 2021
Unho CHOI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
AUTHENTICATION IN UBIQUITOUS ENVIRONMENT
Publication number
20210226797
Publication date
Jul 22, 2021
Unho CHOI
G06 - COMPUTING CALCULATING COUNTING