Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6467631 | Air sifting apparatus | Walter Jungmann, Richard Snoby | 2002-10-22 |
| 6036028 | Apparatus for separating off light materials from sand and gravel | Andreas Jungmann, Thomas W. Neumann | 2000-03-14 |
| 5791496 | Air-pulsed jigging machine with safety means against blow through | — | 1998-08-11 |
| 5769242 | Air-pulsed jigging machine with exhaust air removal | — | 1998-06-23 |