Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10391473 | Polymer-protected sorbent | Ramsay Chang, Joseph A. Swisher, Kevin Michael Fisher | 2019-08-27 |
| 6736883 | Particulate separation system for mercury analysis | Sharon Sjostrom, Richard Slye | 2004-05-18 |
| 5893943 | Method and apparatus for decreased undesired particle emissions in gas streams | Michael D. Durham, Richard John Schlager, Robin M. Stewart, Cynthia Jean Bustard | 1999-04-13 |
| 5855649 | Liquid additives for particulate emissions control | Michael D. Durham, Richard John Schlager, Robin M. Stewart, David E. Hyatt, Cynthia Jean Bustard +1 more | 1999-01-05 |
| 5833736 | Method for removing undesired particles from gas streams | Michael D. Durham, Richard John Schlager, Robin M. Stewart, David E. Hyatt, Cynthia Jean Bustard +1 more | 1998-11-10 |
| 5070246 | Spectrometer for measuring the concentration of components in a fluid stream and method for using same | Michael D. Durham, Donald H. Stedman, Mark R. Burkhardt | 1991-12-03 |