Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6430982 | Coil spring forming and conveying assembly | Michael E. Andrea, Stuart C. Hamill, Wayne D. Jaworski | 2002-08-13 |
| 6079257 | Digital control for dynamometer | James W. Grygera | 2000-06-27 |
| 5950473 | Coil spring forming and conveying assembly | Michael E. Andrea, Stuart C. Hamill, Wayne D. Jaworski | 1999-09-14 |
| 5930897 | Method and apparatus for tempering knotted coil springs | — | 1999-08-03 |
| 5727435 | Severance control for sinuous wire forming machine | — | 1998-03-17 |
| 5477893 | Knot-tying mechanism | George T. Vattakattu | 1995-12-26 |
| 5150600 | Resilient member nesting apparatus | Michael Kozak | 1992-09-29 |
| 4890975 | Loop spring stacking machine | Jeffrey H. Hoff, Michael Kozak | 1990-01-02 |
| 4686753 | Coil spring assembly machine | Henry Zapletal, George M. Chembakaffery | 1987-08-18 |
| 4593726 | Coil spring assembly machine | Henry Zapletal, George M. Chembakaffery | 1986-06-10 |
| 4593809 | Coil spring assembly machine | Henry Zapletal, George M. Chembakaffery | 1986-06-10 |
| 4553572 | Coil spring assembly machine | Henry Zapletal, George M. Chembakaffery | 1985-11-19 |
| 4553324 | Coil spring assembly machine | Henry Zapletal, George M. Chembakaffery | 1985-11-19 |
| 4548241 | Coil spring assembly machine | Henry Zapletal, George M. Chembakaffery | 1985-10-22 |
| 4492298 | Coil spring assembly machine | Henry Zapletal, George M. Chembakaffery | 1985-01-08 |