Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5176485 | Freight manipulator with articulated cantilever boom | Carl J. Ruder, L. Bruce Payne | 1993-01-05 |
| 5174708 | Boom mounted multiple stage freight lift apparatus | Carl J. Ruder | 1992-12-29 |
| 5088873 | Manipulator mixed freight handling system | Carl J. Ruder, Richard J. Chutorash, Wayne W. Bostad, Arnold A. Zweig, Lyle B. Payne | 1992-02-18 |
| 5067867 | Conveyor for mixed freight handling system | Carl J. Ruder, Richard J. Chutorash, Wayne W. Bostad, Arnold A. Zweig, Lyle B. Payne | 1991-11-26 |
| 5009560 | Mixed freight handling system | Carl J. Ruder, Richard J. Chutorash, Wayne W. Bostad, Arnold A. Zweig, Lyle B. Payne | 1991-04-23 |