Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5866999 | Position switch setting mechanism | Dan E. Bollengier, Mark A. Des Rocher | 1999-02-02 |
| 5206971 | Apparatus and method for increasing the efficiency of a door closer by reducing friction therein | Thomas R. Lasier | 1993-05-04 |
| 4830534 | Dual amplitude vibration generator for compaction apparatus | William M. Smith, Raymond S. Merritt | 1989-05-16 |
| 4350460 | Vibratory compaction system | W. Thomas Fouser | 1982-09-21 |