Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5205684 | Multi-component cutting element using consolidated rod-like polycrystalline diamond | Louis K. Bigelow | 1993-04-27 |
| 5199832 | Multi-component cutting element using polycrystalline diamond disks | Clifford R. Pay | 1993-04-06 |
| 5028177 | Multi-component cutting element using triangular, rectangular and higher order polyhedral-shaped polycrystalline diamond disks | Leo Merrill, Clifford R. Pay | 1991-07-02 |
| 4726718 | Multi-component cutting element using triangular, rectangular and higher order polyhedral-shaped polycrystalline diamond disks | Leo Merrill, Clifford R. Pay | 1988-02-23 |
| 4529047 | Cutting tooth and a rotating bit having a fully exposed polycrystalline diamond element | Clifford R. Pay | 1985-07-16 |