Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE34781 | Coupling adapter | Robert D. Spalink, Steven M. Knowles | 1994-11-08 |
| 4921013 | Coupling adapter | Robert D. Spalink, Steven M. Knowles | 1990-05-01 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE34781 | Coupling adapter | Robert D. Spalink, Steven M. Knowles | 1994-11-08 |
| 4921013 | Coupling adapter | Robert D. Spalink, Steven M. Knowles | 1990-05-01 |