Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9919262 | Process for capturing sulfur dioxide from a gas stream | Melina Infantino | 2018-03-20 |
| 7601315 | Process for the recovery of carbon dioxide from a gas stream | — | 2009-10-13 |
| 7416582 | Method and apparatus for NOx and Hg removal | Leo E. Hakka, John Sarlis, Colin Ryan | 2008-08-26 |
| 7056482 | Method for recovery of CO2 from gas streams | Leo E. Hakka | 2006-06-06 |
| 6872371 | Method and apparatus for NOx and SO2 removal | Leo E. Hakka | 2005-03-29 |