Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4599030 | Marginal terrain straddle-lift container handler | Herman G. Lange, Preston S. Springston | 1986-07-08 |
| 4335670 | Flexible side connector for floating and elevated platforms | Arthur B. Rausch | 1982-06-22 |
| 4276958 | Personnel chain climber | — | 1981-07-07 |
| 4253547 | Portable personnel platform and ladder | Arthur B. Rausch | 1981-03-03 |
| 4208979 | Pontoon spudwell system | Kit Leroy Mack | 1980-06-24 |
| 4195872 | Remote controlled safety hook | Philip M. Kling | 1980-04-01 |
| 4183502 | Hydraulic chain jack automatic latch control system | — | 1980-01-15 |