Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4551985 | Rink covering structure | — | 1985-11-12 |
| 4467619 | Method of using frozen salt water to maintain a low cost, low energy consuming indoor or outdoor ice rink | — | 1984-08-28 |
| 4452122 | Piano tuning mutes | — | 1984-06-05 |
| 4402137 | Single element corn ear stripper | — | 1983-09-06 |
| 4398443 | Precision tuning pin for pianos | — | 1983-08-16 |