Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10835851 | Filter devices methods and system | Fuoad A. Parvin, Andrey V. Livchak | 2020-11-17 |
| 7651543 | Omni-directional inlet for particulate collection | Virgil A. Marple, Alan Webster Hall, Edward A. Lustig, Jr. | 2010-01-26 |
| 5498271 | Diesel particle virtual impactor sampler | Virgil A. Marple, Kenneth L. Rubow | 1996-03-12 |