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Chen Chang
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Beijing, CN
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last 30 patents
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Patent Grant
Cryptocurrency transactions using debit and credit values
Patent number
10,769,600
Issue date
Sep 8, 2020
International Business Machines Corporation
Chang Chen
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
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Patent Application
CRYPTOCURRENCY TRANSACTIONS USING DEBIT AND CREDIT VALUES
Publication number
20180089644
Publication date
Mar 29, 2018
International Business Machines Corporation
Chang Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Sentiment Trent Visualization Relating to an Event Occuring in a Pa...
Publication number
20140344243
Publication date
Nov 20, 2014
Ming C. Hao
G06 - COMPUTING CALCULATING COUNTING