HH

Hanzhong He

Overall (2021): #158,731 of 548,734Top 30%
2
Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11076977 Indwelling evacuator for feces Hang He 2021-08-03
11077003 Nursing bed Hang He 2021-08-03