Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11371235 | Partial blockage detection using backwater valve | Michael E. Gibson, Larry Boyle, Raymond MacDonald, Joseph MACISSAC | 2022-06-28 |
| 10533312 | Partial blockage detection using backwater valve | Michael E. Gibson, Larry Boyle, Raymond MacDonald, Joseph MACISSAC | 2020-01-14 |