CN

Christopher Neumann

FG Freudenberg Oil & Gas: 1 patents #1 of 4Top 25%
📍 Alfeld, CA: #1 of 1 inventorsTop 100%
Overall (2018): #457,263 of 503,207Top 95%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9938793 Spherical blow out preventer annular seal Mehdi Hashemian, Andreas Hagen, Bernd Altmueller 2018-04-10