Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8746704 | Work-holding chuck with quick-release jaws | Douglas L. Roush, Thomas M. Grobbel | 2014-06-10 |
| 8534677 | Work-holding chuck with quick-release jaws | Douglas L. Roush, Thomas M. Grobbel | 2013-09-17 |
| 8528914 | Quick-release jaws with single-piece bearing chuck | Brian J. Crowley, Charlie S. Carmoney, Thomas M. Grobbel, William R. Stickney, Thomas Allen Borysiak | 2013-09-10 |
| 7954825 | Quick-release jaws with single-piece bearing chuck | Brian J. Crowley, Charlie S. Carmoney, Thomas M. Grobbel, William R. Stickney | 2011-06-07 |
| 7594665 | Quick-release jaws with a single-piece bearing chuck | Brian J. Crowley, Charlie S. Carmoney, Thomas M. Grobbel, William R. Stickney | 2009-09-29 |