Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4686540 | Compact plotter for generation of accurate plotted images of long length | Stephen S. Treadwell, Thomas J. DiFloria, Larry D. Propst, Richard T. Kushmaul, Paul A. Abney +2 more | 1987-08-11 |
| 4526114 | Method and apparatus for sewing mitered corners on a split needle bar sewing machine | Charles R. Martell, Stephen S. Treadwell | 1985-07-02 |
| 4509443 | Automatic sewing machine and method for jacket sleeve attachment | Charles R. Martell, Stephen S. Treadwell | 1985-04-09 |
| 4404919 | Control system for providing stitch length control of a sewing machine | Charles R. Martell, Don D. Isett, Stephen S. Treadwell | 1983-09-20 |
| 4403558 | Control system for sewing machine | Charles R. Martell, Don D. Isett, Stephen S. Treadwell | 1983-09-13 |
| 4359953 | Control system for sewing machine | Charles R. Martell, Don D. Isett, Stephen S. Treadwell | 1982-11-23 |
| 4186632 | Cutting system for slab-type materials | Bobby L. Higgins, Joe T. Huff | 1980-02-05 |