Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5150601 | Fluid sampling for gas chromatograph with modified sampling valve | David L. Simeroth, David S. Brink, Dale J. Backlund | 1992-09-29 |
| 4715217 | Determining organic compounds using a membrane | Brenton S. Coyne, Andrew J. G. Strandjord, Mark W. Spence, Robert A. Bredeweg, Timothy S. Stevens | 1987-12-29 |