Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9958321 | Transverse optical transmission probe | Walter M. Doyle | 2018-05-01 |
| 9618447 | Optical transmission cell with minimized spurious absorption | Walter M. Doyle | 2017-04-11 |
| 6587195 | Method and apparatus for sealing an optical window in a spectroscopic measuring device | — | 2003-07-01 |
| 5421194 | Liquid quality analysis system combining sparging and an infrared gas cell | Walter M. Doyle | 1995-06-06 |