Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5967739 | Baggage handling device | — | 1999-10-19 |
| 5352082 | Bag slitting machine | — | 1994-10-04 |
| 5330314 | Vacuum lifting/lowering head | — | 1994-07-19 |
| 5044868 | Valve system for controlling a vacuum lifting apparatus | — | 1991-09-03 |
| 5039274 | Vacuum lifting apparatus | — | 1991-08-13 |
| 4725184 | Bag slitting and emptying machine | — | 1988-02-16 |
| 4504183 | Bag opening machine | Ronald L. Linnik | 1985-03-12 |