Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11697090 | Sorbent devices | Michael Greenbank, Robert H. Vaughn, Robert Gebhard, Steven R. Evanovich, Walter G. Tramposch +3 more | 2023-07-11 |
| 11648528 | Carbon sorbents for the removal of nitrogen oxides and methods for making the same | Gina L. McNamara | 2023-05-16 |
| 10279333 | Carbon sorbents for the removal of nitrogen oxides and methods for making the same | Gina L. McNamara | 2019-05-07 |
| 6422059 | Apparatus for detecting changes in concentrations of components of fluid mixtures | Micahel Greenbank, Mark A. Bollinger | 2002-07-23 |
| 5912423 | Method and means for purifying air with a regenerable carbon cloth sorbent | Michael Greenbank, Daniel D. Thayer | 1999-06-15 |
| 5733515 | Purification of air in enclosed spaces | Richard A. Hayden, John W. Cobes, III, Thomas M. Matviya | 1998-03-31 |
| 5700436 | Purification of air in enclosed spaces | Richard A. Hayden, John W. Cobes, III, Thomas M. Matviya | 1997-12-23 |
| 5492882 | Chromium-free impregnated activated universal respirator carbon for adsorption of toxic gases and/or vapors in industrial applications | William J. Knebel, John W. Cobes, III | 1996-02-20 |
| 5063196 | Chromium-free impregnated activated carbon for adsorption of toxic gases and/or vapors | James E. Groose | 1991-11-05 |
| 4604242 | Preparation of dialiphatic, dialicyclic, or di(aryl-substituted aliphatic) carbonates | A. Dale Harley, Jerald L. Curnutt | 1986-08-05 |