Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5702201 | Method for compensating differential compaction in an asphalt paving mat | Charles G. Macku | 1997-12-30 |
| 5599134 | Asphalt paver with compaction compensating system | Charles G. Macku | 1997-02-04 |