Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 8652428 | System and method for removing a contaminant from a gas stream | Brian Benn, Allen Sonneville, John Avery, Tom Bahning, Bruce Carlsen | 2014-02-18 | $38,100,000 |
| 8409535 | System and method for removing a contaminant from a gas stream | Brian Benn, Allen Sonneville, John Avery, Tom Bahning, Bruce Carlsen | 2013-04-02 | $46,561,000 |