Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D865011 | Roller compactor machine | James A. Clark, James G. Spencer, Jeffrey Edward Fehlhafer, Masaaki Kubota | 2019-10-29 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D865011 | Roller compactor machine | James A. Clark, James G. Spencer, Jeffrey Edward Fehlhafer, Masaaki Kubota | 2019-10-29 |