Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5177415 | Apparatus and method for controlling a vibratory tool | Alain Quibel, Michel H. Froumentin, Rene G. Divay | 1993-01-05 |
| 5164641 | Apparatus and method for controlling the frequency of vibration of a compacting machine | Alain Quibel, Michel H. Froumentin, Rene G. Divay | 1992-11-17 |