Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9121773 | Gas sensors and methods of calibrating same | — | 2015-09-01 |
| 4298584 | Removing carbon oxysulfide from gas streams | — | 1981-11-03 |
| 4192854 | Process for removing hydrogen sulfide and ammonia from gaseous streams | Walter W. Harvey | 1980-03-11 |