Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4975648 | Discharge ionization detector | Robert J. Mathieu | 1990-12-04 |
| 4671059 | Diesel particulate traps | — | 1987-06-09 |
| 4275304 | Short optical path detector | Robert J. Mathieu, James M. Miller | 1981-06-23 |
| 4215564 | Miniaturized thermal conductivity detector | Robert J. Mathieu | 1980-08-05 |