PM

Perrin Mao

HP HP: 1 patents #529 of 1,532Top 35%
Overall (2021): #303,934 of 548,734Top 60%
1
Patents 2021

Issued Patents 2021

Patent #TitleCo-InventorsDate
11198299 Collar for fluid barrier Judson M. Leiser, Michael E. Peterschmidt, Milo A. Undlin 2021-12-14