Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9480944 | Process for removal of siloxanes and related compounds from gas streams | Ryan Ballantyne, Mike Knapke, David Kurt Neumann, Joe Rossin | 2016-11-01 |
| 9039807 | Regenerative adsorption process for removal of silicon-containing contaminants from process gas using a neutral adsorbent media | Michael J. Mitariten, Roy Brown, Joseph A. Rossin, Michael J. Knapke | 2015-05-26 |
| 8292991 | Gas mask filter canister | David K. Friday, John Schlaechter, Robert J. Puhala, David W. Pike | 2012-10-23 |
| 7311764 | Gas mask filter canister | David K. Friday, John Schlaechter, Robert J. Puhala, David W. Pike | 2007-12-25 |
| 4303469 | Process and apparatus for recovery of spent pulping liquors | Salvatore T. DiNovo | 1981-12-01 |