Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4735081 | Method and apparatus for detecting presence and concentration of vapors in gaseous fluids | Gregory A. Luoma, Barrie D. Turnham | 1988-04-05 |
| 4440162 | Soda lime half life indicator | Richard B. H. Sewell, Robert W. Chappell | 1984-04-03 |