Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6453929 | Rotary wash valve | James E. Johnson, Neil R. Picha | 2002-09-24 |
| 6453946 | Long lifetime fluid switching valve | Burney L. Baron | 2002-09-24 |
| 6382035 | Multi-valving sample injection apparatus | — | 2002-05-07 |