Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5569004 | Machine tool positioning arrangement | — | 1996-10-29 |
| 5412476 | Drill bit position sensor | — | 1995-05-02 |
| 5387969 | Machine tool position measurement employing multiple laser distance measurements | — | 1995-02-07 |
| 5302166 | Tool changer | Joseph E. Smith | 1994-04-12 |
| 5267818 | Arrangement for providing planar movement of a machine tool | — | 1993-12-07 |
| 5193949 | Arrangement for driving a rotary tool | Roger Johnsrud | 1993-03-16 |
| 5145298 | High speed drill spindle | — | 1992-09-08 |
| 4967154 | Dynamic tube runout measuring method and apparatus with square wave energized reluctance measuring coils | — | 1990-10-30 |
| 4762447 | Dual-plane high-speed collet | — | 1988-08-09 |
| 4577113 | Two axis centering system with oscillating photocells | Ruth B. Marantette | 1986-03-18 |
| 4229139 | Water powered high speed motor | Ruth B. Marantette | 1980-10-21 |