Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6242244 | Microbial system for formaldehyde sensing and remediation | Timothy James Donohue, Vernon Witthuhn | 2001-06-05 |
| 5837481 | Microbial system for formaldehyde sensing and remediation | Timothy James Donohue, Vern Witthuhn | 1998-11-17 |
| 5834300 | Microbial system for formaldehyde sensing and remediation | Timothy James Donohue, Vern Witthuhn | 1998-11-10 |
| 5747328 | Microbial system for formaldehyde sensing and remediation | Timothy James Donohue, Vern Witthuhn | 1998-05-05 |