Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7540686 | Vibratory paving screed for a paver | — | 2009-06-02 |
| 6932538 | Paver for the paving of ground courses for roads or the like | — | 2005-08-23 |
| 6352386 | Road finisher having a laying beam with automatically adjustable extendable beams | — | 2002-03-05 |
| 6193437 | Paver having an improved material hopper and loader for same | — | 2001-02-27 |
| 6193438 | Paver having a conveyor for loading a following paver | — | 2001-02-27 |
| 6059489 | Road finisher | — | 2000-05-09 |
| 5947638 | Method of compacting asphalt mix | — | 1999-09-07 |
| 5516231 | Vibratory screed for a road finisher | Robert Prang | 1996-05-14 |
| 4991995 | Laying plank for a road finishing machine | — | 1991-02-12 |
| 4986695 | Laying plank for a road finishing machine | — | 1991-01-22 |
| 4969773 | Laying plank for a road finishing machine | — | 1990-11-13 |
| 4836564 | Road-finishing machine | — | 1989-06-06 |
| 4507014 | Consolidating plank for a highway finishing machine | Hans-Gert Ottermann, Robert Prang | 1985-03-26 |