Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9869130 | Ultra-high ROP blade enhancement | Karl W. Rose, Timothy Anderson | 2018-01-16 |
| 6227314 | Inclined leg earth-boring bit | Glenn R. Zadrapa, Gregory L. Ricks, Kenneth C. Brannon, Robert E. Grimes | 2001-05-08 |
| RE37127 | Hardfacing composition for earth-boring bits | James L. Overstreet, Alan J. Massey, Ronald L. Jones, Danny E. Scott | 2001-04-10 |
| 5663512 | Hardfacing composition for earth-boring bits | Ronald L. Jones, James L. Overstreet, Danny E. Scott, Mou-Chih Lu, Alan J. Massey | 1997-09-02 |