Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6488144 | Pre-inserted rivet belt fastener and apparatus and method for application thereof | John H. Winkelman, Joseph Vogrig | 2002-12-03 |
| 6374999 | Pre-inserted rivet belt fastener and apparatus and method for application thereof | John H. Winkelman, Joseph Vogrig | 2002-04-23 |
| 6216851 | Rivet belt fastener | William R. Wawczak, Thomas Stanley Wujek | 2001-04-17 |
| 5725269 | Conveyor belt clamping and pulling apparatus | William J. Daniels | 1998-03-10 |
| 5431371 | Conveyor belt clamping and pulling apparatus | William J. Daniels | 1995-07-11 |