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Jun Han
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Beijing, CN
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Patents Grants
last 30 patents
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Patent Grant
All-in-one handheld machine for testing drugs in hairs
Patent number
11,543,351
Issue date
Jan 3, 2023
Beijing Zhong-Tianfeng Security Protection Technologies Co., Ltd.
Bin Li
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
SECURITY DEFENDING METHOD AND ELECTRONIC APPARATUS
Publication number
20240070263
Publication date
Feb 29, 2024
Beijing ESWIN Computing Technology Co., Ltd.
Baoguang LIU
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SECURITY DEFENDING METHOD, COPROCESSOR, AND PROCESSING APPARATUS
Publication number
20240073197
Publication date
Feb 29, 2024
Beijing ESWIN Computing Technology Co., Ltd.
Baoguang LIU
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ALL-IN-ONE HANDHELD MACHINE FOR TESTING DRUGS IN HAIRS
Publication number
20210025822
Publication date
Jan 28, 2021
Beijing Zhong-Tianfeng Security Protection Technologies Co., Ltd.
Bin Li
G01 - MEASURING TESTING