RF

Ralph E. Friedrich

The Dow Chemical: 3 patents #1,092 of 4,115Top 30%
🗺 Michigan: #27,158 of 86,293 inventorsTop 35%
Overall (All Time): #1,673,040 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
RE32640 Hydration of aliphatic nitriles to amides using copper metal catalysts Clarence E. Habermann, Ben A. Tefertiller 1988-04-12
4694050 Process for absorbing polar materials using transamidated poly-2-oxazoline compositions William J. Fairchok, Bruce P. Thill, Mark McKinley 1987-09-15
4582877 Transamidated poly-2-oxazoline compositions useful as wetting agents for polymer and absorbents for polar materials William J. Fairchok, Bruce P. Thill, Mark McKinley 1986-04-15