Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11769992 | Hydraulic displacement mechanism and method of use | Michael Butler | 2023-09-26 |
| 11661715 | Manhole guard and attachable winch mount | Michael Butler | 2023-05-30 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11769992 | Hydraulic displacement mechanism and method of use | Michael Butler | 2023-09-26 |
| 11661715 | Manhole guard and attachable winch mount | Michael Butler | 2023-05-30 |