Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5279279 | Deflector device for down-draft cooking range ventilator | — | 1994-01-18 |
| 5019455 | Sow mold and sow ingot | Robert Downie, Ray D. Peterson, Nolan E. Richards | 1991-05-28 |