Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11614384 | Enclosure for mobile monitoring of the composition and properties of ambient air | John W. Birks, Peter C. Andersen, Craig J. Williford | 2023-03-28 |
| 10684215 | Method for measuring air pollutants using a folded tubular photometer | John W. Birks, Peter C. Andersen, Craig J. Williford | 2020-06-16 |
| 10295517 | Heated graphite scrubber to reduce interferences in ozone monitors | John W. Birks, Peter C. Andersen, Craig J. Williford | 2019-05-21 |