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last 30 patents
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Patent Grant
Blockchain-based time stamping method for digital signature
Patent number
11,936,799
Issue date
Mar 19, 2024
University of Electronic Science and Technology of China
Chunxiang Xu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
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Patent Application
BLOCKCHAIN-BASED PUBLIC PARAMETER GENERATION METHOD AGAINST BACKDOO...
Publication number
20220294605
Publication date
Sep 15, 2022
University of Electronic Science and Technology of China
Chunxiang XU
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
BLOCKCHAIN-BASED TIME STAMPING METHOD FOR DIGITAL SIGNATURE
Publication number
20210099315
Publication date
Apr 1, 2021
University of Electronic Science and Technology of China
Chunxiang XU
H04 - ELECTRIC COMMUNICATION TECHNIQUE