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Kaiyan Liang
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Beijing, CN
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last 30 patents
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Patent Grant
Hydrogen overflow and exhaust gas hydrogen treatment unit of a test...
Patent number
11,703,417
Issue date
Jul 18, 2023
New Automobile Co., Ltd
Shengrong Mi
G01 - MEASURING TESTING
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Patent Grant
Pet safety management method and system, computer equipment and sto...
Patent number
11,700,837
Issue date
Jul 18, 2023
Xingchongwangguo (Beijing) Technology Co., Ltd
Cheng Song
G06 - COMPUTING CALCULATING COUNTING