Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4848085 | Oil-well pumping system or the like | — | 1989-07-18 |
| 4801126 | Hydraulically operated lift mechanism | — | 1989-01-31 |
| 4761954 | Fork-lift system | — | 1988-08-09 |
| 4761953 | Hydraulic elevator mechanism | — | 1988-08-09 |
| 4754603 | Hydraulic-drive system for an intermittent-demand load | — | 1988-07-05 |
| 4730743 | Hydraulically operated bridge crane | — | 1988-03-15 |
| 4715180 | Hydraulic lift mechanism | — | 1987-12-29 |
| 4702076 | Hydraulically operated clam-shell device | — | 1987-10-27 |
| 4665696 | Hydraulically operated hoist for containerized freight or the like | — | 1987-05-19 |
| 4631918 | Oil-well pumping system or the like | — | 1986-12-30 |