RH

Richard A. Hagstrom

DE Dexsil: 2 patents #5 of 9Top 60%
OL Olin: 1 patents #449 of 783Top 60%
Overall (All Time): #1,286,709 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5800782 Apparatus for quantitative determination of total base or acid number of oil Stephen R. Finch, Timothy D. Lynn 1998-09-01
5578693 Multifunctional terminally unsaturated urethane oligomers Jay K. Martin 1996-11-26
5366898 Method for quantitative determination of total base or acid number of oil Stephen R. Finch, Timothy D. Lynn 1994-11-22
4503251 Raney nickel catalysis of aromatic amines Thomas J. Gray, Norman G. Masse 1985-03-05