Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6601341 | Process for in-season fertilizer nitrogen application based on predicted yield potential | William R. Raun, Gordon V. Johnson, Marvin L. Stone | 2003-08-05 |
| 6596996 | Optical spectral reflectance sensor and controller | Marvin L. Stone, Duane Needham, William R. Raun, Gordon V. Johnson | 2003-07-22 |