DZ

Daokun Zhang

Overall (2021): #477,253 of 548,734Top 90%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11008026 Motor train unit feces collecting system and operating method thereof Sheng Yan, Kai Li, Xinyu Liu, Tengcheng Ling, Dan Liu +1 more 2021-05-18