Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6948391 | Probe with integral vent, sampling port and filter element | Gilbert Brassell, Darold M. Popish | 2005-09-27 |
| 6935199 | Headspace gas sampling and venting method and arrangement, and filtering and sampling ports used therewith | Darold M. Popish, Gilbert Brassell, Fred Popish, Mark A. Castagneri, Michael D. Peterson | 2005-08-30 |
| 6911061 | In-line HEPA filter | Michael D. Peterson, Darold M. Popish, Craig Washburn | 2005-06-28 |