Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7739831 | Thermal actuated plant protection device with internal air-flow control mechanism | Marina A. Frounfelker | 2010-06-22 |
| 5669177 | Thermal controlled plant protector | — | 1997-09-23 |