Issued Patents All Time
Showing 1–7 of 7 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, Andrew Allen Turnipseed | 2023-03-28 |
| 10684215 | Method for measuring air pollutants using a folded tubular photometer | John W. Birks, Peter C. Andersen, Andrew Allen Turnipseed | 2020-06-16 |
| 10295517 | Heated graphite scrubber to reduce interferences in ozone monitors | John W. Birks, Andrew Allen Turnipseed, Peter C. Andersen | 2019-05-21 |
| 10207927 | Method to produce a calibration, reagent or therapeutic gas by exposing a precursor gas to ultraviolet light | Peter C. Andersen, John W. Birks | 2019-02-19 |
| 9423340 | Aqueous ozone monitor utilizing gas stripping | John W. Birks, Bova Xiong, Christopher M. Ford, Peter C. Andersen | 2016-08-23 |
| 9360433 | Detection of agglutination by optical density measurement | Kathy L. Rowlen, Jean-Luc Fraikin, John W. Birks | 2016-06-07 |
| 8395776 | Ozone monitor with gas-phase ozone scrubber | John W. Birks, Peter C. Andersen | 2013-03-12 |