Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4672794 | Apparatus and method for packing bulk material in plastic bags | — | 1987-06-16 |
| 4594836 | Apparatus and method for loading plastic tubing with bales | — | 1986-06-17 |
| 4296891 | Expandable core for rolls of tubing | H. John Sidaway | 1981-10-27 |