RH

R. Paul Himes

The Dow Chemical: 2 patents #1,449 of 4,115Top 40%
📍 Portage, MI: #312 of 619 inventorsTop 55%
🗺 Michigan: #35,034 of 86,293 inventorsTop 45%
Overall (All Time): #2,303,669 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5234599 On-line multidimensional chromatographic system with large volume injection handling for supercritical fluid chromatography Hernan J. Cortes, Robert Marshall Campbell, Curtis D. Pfeffer 1993-08-10
5139681 On-line multidimensional chromatographic system with large volume injection handling for supercritical fluid chromatography Hernan J. Cortes, Robert Marshall Campbell, Curtis D. Pfeiffer 1992-08-18