Issued Patents All Time
Showing 51–64 of 64 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5605382 | Cutting tool retention system | — | 1997-02-25 |
| 5603075 | Corrosion resistant cermet wear parts | William M. Stoll, James P. Materkowski | 1997-02-11 |
| 5415462 | Rotatable cutting bit and bit holder | — | 1995-05-16 |
| 5324098 | Cutting tool having hard tip with lobes | John J. Prizzi | 1994-06-28 |
| D347232 | Tip with lobes | John J. Prizzi | 1994-05-24 |
| 5292213 | Coupling device for high-speed rotation | David R. Siddle, John S. VanKirk | 1994-03-08 |
| 5170103 | Active vibration control device | Keith E. Rouch, Sanjiv Tewani, Bruce L. Walcott, Robert Stephenson, II, L. Scott Stephens | 1992-12-08 |
| 5127780 | Expandable holding device using a fusible alloy | — | 1992-07-07 |
| 5074723 | Method and apparatus for balancing a rotary tool assembly | David R. Siddle | 1991-12-24 |
| 5054344 | Quick change clamping mechanism | Robert A. Erickson | 1991-10-08 |
| 5030048 | Expandable tool holding device using a fusible alloy | — | 1991-07-09 |
| 5001823 | Method of removing a collet from a retainer | David R. Siddle | 1991-03-26 |
| 4928373 | Collet tool | David R. Siddle | 1990-05-29 |
| 4875365 | Method and apparatus for measuring cutting forces of machine tool | John W. Powell | 1989-10-24 |