Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876647 | Apparatus for determining water stress in crops | Melvin E. Keener, Steven C. DeSutter, Carl T. Jagatich, Ralph A. Felice | 1989-10-24 |
| 4755942 | System for indicating water stress in crops which inhibits data collection if solar insolation exceeds a range from an initial measured value | Melvin E. Keener | 1988-07-05 |