Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8562308 | Regenerative hydraulic lift system | David A. Krug, J. Dennis Allison | 2013-10-22 |
| 8083499 | Regenerative hydraulic lift system | David A. Krug, J. Dennis Allison | 2011-12-27 |
| 5076140 | Method and system for hydraulically positioning and impact load cushioning of a workpiece | James I. Ott | 1991-12-31 |