Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE41319 | Portable contaminant sampling system | Dirk V. Clarksen | 2010-05-11 |
| 7100461 | Portable contaminant sampling system | Dirk V. Clarksen | 2006-09-05 |
| 6550347 | Vacuum air component sampler | — | 2003-04-22 |
| 5868928 | Microbial sampler and concentrator | — | 1999-02-09 |