Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5492882 | Chromium-free impregnated activated universal respirator carbon for adsorption of toxic gases and/or vapors in industrial applications | David T. Doughty, John W. Cobes, III | 1996-02-20 |
| 5198001 | Apparatus and process for removing organic compounds from a gas stream | Utpal Sengupta, N. R. Pollack, Gilbert Palmgren | 1993-03-30 |