Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5791838 | Metal drilling tool and method | — | 1998-08-11 |
| 4984943 | Drill with balanced inserts | — | 1991-01-15 |
| 4968192 | Trepanning tool | — | 1990-11-06 |
| 4487532 | Conical wedge lock for cutter blade | — | 1984-12-11 |
| 4472093 | Scalloped helical blade cutter | — | 1984-09-18 |
| 4309133 | Ultra-adjust boring and milling system | — | 1982-01-05 |