Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7475793 | Bulk bag unloader with flow regulation | — | 2009-01-13 |
| 5937996 | Vibrating screw feeder | Daniel Friedman | 1999-08-17 |
| 5007561 | Non-flooding set rate feeder | Ralph J. Winters | 1991-04-16 |
| 4520952 | Flexible sleeve for bin activator | Eugene R. Wahl | 1985-06-04 |
| 4475669 | Non-flooding belt feeder | — | 1984-10-09 |
| 4310106 | Side outlet portable container unloader | Eugene Greck, Eugene A. Wahl | 1982-01-12 |