WS

William J. Southgate

TL The Lubrizol: 1 patents #391 of 659Top 60%
Overall (All Time): #2,250,653 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5921080 Oxidation catalytic converter system for small spark ignited engines Vlad L. C. Ulmet 1999-07-13
4993224 Fluid mixing apparatus Colin N. Phelps 1991-02-19