Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6722668 | Chuck having quick change mechanism | Stephen W. Steadings, Daijiro Nakamura | 2004-04-20 |
| 6688610 | Chuck with quick change | Stephen W. Steadings, James L. Weinhold, William C. Buck | 2004-02-10 |