Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5800262 | Acoustic volume and torque weight sensor | Michael Farmer | 1998-09-01 |
| 5685772 | Acoustic volume and torque weight sensor | Michael Farmer | 1997-11-11 |
| 5636792 | Dye marker for agricultural row guidance | Gerald F. Sauter, George F. Nelson, Dennis W. Paulinski | 1997-06-10 |
| 5606504 | Crop swath-width measurement using acoustic transducers | — | 1997-02-25 |
| 5583505 | Radar pulse detection and classification system | Steven Allen Murphy | 1996-12-10 |
| 5521514 | Broken tine detector for agricultural machines | George F. Nelson | 1996-05-28 |
| 5369373 | Comb data generation | George F. Nelson | 1994-11-29 |
| 4550425 | Speech sampling and companding device | Raymond C. Hedin, John F. Siebenand | 1985-10-29 |
| 4369425 | Voiced alerting system | Eugene P. Chicoine | 1983-01-18 |