Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D308625 | Letter opener | — | 1990-06-19 |
| D304289 | Letter opener | — | 1989-10-31 |
| 4842265 | Multi-mode CPM physiotherapy foot manipulating device | — | 1989-06-27 |
| 4266583 | Spindle turning tool | Owen E. Raab | 1981-05-12 |