Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4984454 | Engine testing system | Roger K. Feller, Janice D. Capriotti | 1991-01-15 |
| 4963044 | Typewriter keyboard | — | 1990-10-16 |
| 4885935 | Engine testing system | Roger K. Feller, Janice D. Capriotti | 1989-12-12 |