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Patent applications and USPTO patent grants for Haukaas; Duane.The latest application filed is for "round bale transporter".
Patent | Date |
---|---|
Midrow levelling attachment for a seeder Grant 6,945,182 - Haukaas , et al. September 20, 2 | 2005-09-20 |
Round bale transporter Grant 6,840,729 - Haukaas January 11, 2 | 2005-01-11 |
Round bale transporter App 20040197167 - Haukaas, Duane | 2004-10-07 |
Transport conveyor for particulate material App 20030057055 - Haukaas, Duane ;   et al. | 2003-03-27 |
Transport conveyor for particulate material App 20020185357 - Haukaas, Duane ;   et al. | 2002-12-12 |
Field marker Grant 5,027,525 - Haukaas July 2, 1 | 1991-07-02 |
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