Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11820545 | Apparatus and method for removing twine from a bale | Oscar Frey | 2023-11-21 |
| 11291163 | Apparatus and methods for removing net wrap from a bale | Oscar Frey, Marvin Martin | 2022-04-05 |
| 11124935 | Snowplow with ground contour following cutting edge and impact absorption | Dale James Martin, Chris Anthony Raben, Marvin Martin | 2021-09-21 |
| 10865534 | Snowplow with ground contour following cutting edge and impact absorption | Dale James Martin, Chris Anthony Raben | 2020-12-15 |
| 10106950 | Self-locking attachment coupler | Marvin Martin | 2018-10-23 |
| 9719227 | Self-locking attachment coupler | Marvin Martin | 2017-08-01 |
| 7874571 | Trailer with four wheel steering and independent suspension | Oscar Frey | 2011-01-25 |
| 7730644 | Snowplow with pivoting sideblades | Oscar Frey | 2010-06-08 |
| 7686563 | Coupling apparatus for releasably coupling hydraulically powered work implements to a work vehicle | Oscar Frey | 2010-03-30 |
| 7493710 | Snowplow with pivoting sideblades | Oscar Frey | 2009-02-24 |