Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6742960 | Vibratory compactor and method of using same | Paul T. Corcoran, Thomas J. Richards | 2004-06-01 |
| 6698974 | System for electrically powering and vibrating a compacting roller | Dean Potts, Thomas J. Richards | 2004-03-02 |