Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11629801 | Unbonded reinforced plastic pipe | Spencer Green, Raymond Nicholas Burke | 2023-04-18 |
| D707912 | Surgical case cart | Randal W. Koehler, Daniel C. Graves | 2014-06-24 |
| 8215662 | System and method for coupling multiple carts | Randal W. Koehler | 2012-07-10 |