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last 30 patents
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Patent Grant
Systems and methods for parent-child relationship determination for...
Patent number
11,003,730
Issue date
May 11, 2021
BEIJING DIDI INFINITY TECHNOLOGY AND DEVELOPMENT CO., LTD.
Chengcang Qiang
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
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Patent Application
SYSTEMS AND METHODS FOR PARENT-CHILD RELATIONSHIP DETERMINATION FOR...
Publication number
20210081481
Publication date
Mar 18, 2021
BEIJING DIDI INFINITY TECHNOLOGY AND DEVELOPMENT CO., LTD.
Chengcang QIANG
G06 - COMPUTING CALCULATING COUNTING
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Patent Application
SYSTEM AND METHOD FOR PROVIDING INFORMATION FOR AN ON-DEMAND SERVICE
Publication number
20200151390
Publication date
May 14, 2020
BEIJING DIDI INFINITY TECHNOLOGY AND DEVELOPMENT CO., LTD.
Xiangyang LI
G06 - COMPUTING CALCULATING COUNTING