Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6840085 | Photoionization detector with multiple ionization cells | Robert Kolaja, Nicholas Barker | 2005-01-11 |
| 5983703 | Analytical engine for gas chromatograph | David A. Wylie, Richard C. Leveson | 1999-11-16 |
| 5950674 | Fluid control valve arrangement | David A. Wylie | 1999-09-14 |