Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5678576 | Apparatus for treating environmental tobacco smoke (ETS) particle and gas-phase contaminants | Ashok Gadgil | 1997-10-21 |
| 5061444 | Systems for reducing deposition of fluid-borne particles | Glen R. Cass | 1991-10-29 |