Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6471390 | Apparatus for pneumatically stirring a beverage | Diane Cuthbertson | 2002-10-29 |
| D371049 | Beverage cup | Diane Cuthbertson | 1996-06-25 |
| 4676319 | Fire fighting tool and method | — | 1987-06-30 |
| 4543070 | Linked-spar motion-compensated lifting system | Ralph A. Olsen | 1985-09-24 |