Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12331595 | Shaped cutter for drill bit with point-loaded reinforcing ribs | William Brian Atkins | 2025-06-17 |
| 12221836 | Polycrystalline diamond compact cutter with plow feature | William Brian Atkins, Curtis Lanning | 2025-02-11 |
| 11007895 | Fractional depletion estimation for battery condition metrics | — | 2021-05-18 |
| 10556514 | Fractional depletion estimation for battery condition metrics | — | 2020-02-11 |
| 9488697 | Fractional depletion estimation for battery condition metrics | — | 2016-11-08 |
| 6031965 | Separately excited DC motor with boost and de-boost control | Joseph K. Hammer, David B. Stang, Christopher Moore Killian, Robert Gordon Lankin | 2000-02-29 |
| 6021251 | Compensated field current control for a separately excited DC motor | Joseph K. Hammer, David B. Stang, Christopher Moore Killian, Robert Gordon Lankin | 2000-02-01 |
| 5657834 | Mast staging cushion apparatus | Randall D. Plaugher, James L. Hoying | 1997-08-19 |
| 5509509 | Proportional control of a permanent magnet brake | Ned E. Dammeyer | 1996-04-23 |
| 5083803 | Materials handling vehicle using either cusion or pneumatic tires | Nathan L. Blake, Carl H. Pohl | 1992-01-28 |