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Inventor
XIE ZHENGANG
CN
2 patents
Patents
2 patents
US10652315B2
May 12, 2020
Method, apparatus, and system for distributing information in graphic code
HUAWEI TECH CO LTD
0 citations
46
US9736228B2
Aug 15, 2017
Method, apparatus, and system for distributing information in graphic code
HUAWEI TECH CO LTD
0 citations
46