DN

Deyi Nan

HU Henan Polytechnic University: 1 patents #2 of 42Top 5%
Overall (2021): #475,597 of 548,734Top 90%
1
Patents 2021

Issued Patents 2021

Patent #TitleCo-InventorsDate
10914122 Liquid injection type reamer bit Hua Nan, Faqiang Su, Bingjian Wang 2021-02-09