Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5437393 | Apparatus for delivering bulk foods | Logan Langballe | 1995-08-01 |
| 4977858 | Animal feeding apparatus | Logan Langballe, Bernhard Koszewa | 1990-12-18 |
| 4771734 | Method and apparatus for feeding a plurality of untethered animals | — | 1988-09-20 |
| 4604970 | Animal feeding method and apparatus | — | 1986-08-12 |
| 4481907 | Method and apparatus for feeding animals | — | 1984-11-13 |