Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5164168 | Method and apparatus for purifying air | Pawan K. Bassi, Kenneth C. Eastwell, Mary E. Spencer | 1992-11-17 |
| 5008091 | Method for purifying air | Pawan K. Bassi, Kenneth C. Eastwell, Mary E. Spencer | 1991-04-16 |