Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5237916 | Regenerative hydraulic cylinders with internal flow paths | — | 1993-08-24 |
| 4819555 | Press with adjustable platen spacing | Ronald Ballantyne | 1989-04-11 |
| 4759280 | Hydraulic press with adjustable platen clearance | — | 1988-07-26 |
| 4694744 | Hydraulic press without conventional side slabs and cross-head | James Hepburn | 1987-09-22 |
| 4690049 | Hydraulic press with side slab guided upper platen | — | 1987-09-01 |