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last 30 patents
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Patent Grant
Verification method and device
Patent number
11,301,556
Issue date
Apr 12, 2022
ADVANCED NEW TECHNOLOGIES CO., LTD.
Shijing Zhang
G06 - COMPUTING CALCULATING COUNTING
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last 30 patents
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VERIFICATION METHOD AND DEVICE
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20190197232
Publication date
Jun 27, 2019
ALIBABA GROUP HOLDING LIMITED
Shijing ZHANG
G06 - COMPUTING CALCULATING COUNTING