Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4776042 | Cryokenetic headband | Oliver D. Hanson | 1988-10-11 |
| 4537194 | Ice applicator for medicinal purposes | Oliver D. Hanson, Les O. Strong | 1985-08-27 |
| 4362167 | Diagnostic measuring instrument | Oliver D. Hanson | 1982-12-07 |