Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6186705 | Cutting insert with chip control | William B. Johnson, Linda E. Wilken, Brian D. Hoefler | 2001-02-13 |
| 6000887 | Stiff drill | Brian D. Hoefler | 1999-12-14 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6186705 | Cutting insert with chip control | William B. Johnson, Linda E. Wilken, Brian D. Hoefler | 2001-02-13 |
| 6000887 | Stiff drill | Brian D. Hoefler | 1999-12-14 |