Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7022296 | Method for treating flue gas | Timothy C. Keener | 2006-04-04 |
| 6254341 | Engine having resistance to particle deposits | John Frederick Ackerman, William Randolph Stowell, Dan Ivkovich, Robert Alan Johnson, Sang Yeng Park | 2001-07-03 |
| 6214308 | Process for removal of nitric oxides and sulfur oxides from flue gases | Timothy C. Keener, Antoinette Weil Stein | 2001-04-10 |
| 5037450 | Method and apparatus for desulfurizing and denitrifying coal | Timothy C. Keener | 1991-08-06 |
| 4640901 | High temperature membrane | Kew-Ho Lee | 1987-02-03 |