Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880190 | Locomotive curve tracking system | Robert J. Austill | 1989-11-14 |
| 4793577 | Locomotive curve tracking system | Robert J. Austill | 1988-12-27 |
| 4706694 | Dental floss device | — | 1987-11-17 |
| 4594228 | Mixing apparatus | Stephen C. Paspek | 1986-06-10 |