Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7229560 | Sack-based processes for recovering oil floating on water | Glenn R. Rink, James F. Morris, Stephen C. Stelpstra, Jan R. Hegeman, Peter A. Allen | 2007-06-12 |
| 6723791 | Systems for ameliorating aqueous hydrocarbon spills | Glenn R. Rink, James F. Morris, Stephen C. Stelpstra, Jan R. Hegeman, Peter A. Allen | 2004-04-20 |
| 6143172 | Methods for ameliorating hydrocarbon spills in marine and inland waters | Glenn R. Rink, David R. Smith, Thomas C. Johnson | 2000-11-07 |
| 5863440 | Methods for ameliorating oil spills in marine and inland waters | Glenn R. Rink, David R. Smith, Thomas C. Johnson, Jan R. Hegeman, Peter A. Allen | 1999-01-26 |