Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6905535 | Gas separation with split stream centrifugal turbomachinery | Bowie G. Keefer | 2005-06-14 |
| 6533846 | Modular pressure swing adsorption apparatus with clearance-type valve seals | Bowie G. Keefer, Christopher R. McLean, Les Jeziorowski, Marie Taponat, Christopher Stoner | 2003-03-18 |
| 6398853 | Gas separation with split stream centrifugal turbomachinery | Bowie G. Keefer | 2002-06-04 |