Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5675965 | Navel member for open end spinning device | Robert D. Mackey | 1997-10-14 |
| 5475974 | Open end spinning device | Robert D. Mackey | 1995-12-19 |
| 5437147 | Open end spinning device | Robert D. Mackey | 1995-08-01 |