CM

Christopher W. Mathewes

RV Ross Operating Valve: 1 patents #21 of 51Top 45%
Overall (All Time): #2,179,353 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6881913 Pressure operated safety switch 2005-04-19
6751520 Intrinsically safe microprocessor controlled pressure regulator Josef Vollmer, Max Schrobenhauser, Lawrence J. Worde 2004-06-15