Beijing
China
3
2021-02-18
The entities that hold a legal rights for patent applications filed by inventor DU Zelong:
Zelong DU from Beijing, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Systems and methods for determining traffic information of a region
#2 | 2020-10-08Systems and methods for determining traffic information of a region
#3 | 2020-04-30METHOD AND SYSTEM FOR DETERMINING WHETHER THERE IS TARGET ROAD FACILITY AT INTERSECTION
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