Patent applications and USPTO patent grants for Andersen; David P..The latest application filed is for "acoustic volume and torque weight sensor".
Patent | Date |
---|---|
Acoustic volume and torque weight sensor Grant 5,800,262 - Andersen , et al. September 1, 1 | 1998-09-01 |
Acoustic volume and torque weight sensor Grant 5,685,772 - Andersen , et al. November 11, 1 | 1997-11-11 |
Dye marker for agricultural row guidance Grant 5,636,792 - Sauter , et al. June 10, 1 | 1997-06-10 |
Crop swath-width measurement using acoustic transducers Grant 5,606,504 - Andersen February 25, 1 | 1997-02-25 |
Radar pulse detection and classification system Grant 5,583,505 - Andersen , et al. December 10, 1 | 1996-12-10 |
Broken tine detector for agricultural machines Grant 5,521,514 - Nelson , et al. May 28, 1 | 1996-05-28 |
Speech sampling and companding device Grant 4,550,425 - Andersen , et al. October 29, 1 | 1985-10-29 |
Voiced alerting system Grant 4,369,425 - Andersen , et al. January 18, 1 | 1983-01-18 |
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