HL

Hanjun Liu

SC Shenzhen Hua Xin Information Technology Co.: 1 patents #1 of 4Top 25%
Overall (2024): #85,439 of 561,600Top 20%
3
Patents 2024

Issued Patents 2024

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12174082 Integrated detection test device for drill bit and rotary blowout preventer and detection method thereof Yonggang Deng, Shundong Tang, Gang Wang, Wenbin Chen, Yi-Chun Tang +10 more 2024-12-24
12163856 Multifunctional rotary blowout preventer test device and method thereof Shundong Tang, Gang Wang, Ketao Cai, Yonggang Deng, Shaowei Chen +8 more 2024-12-10
D1012982 Lawnmower robot Bin Chen 2024-01-30