Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9856701 | Rolling cone drill bit having high density cutting elements | Gary R. Portwood, Luca Tedeschi, Giampaolo Ferrari, Joshua Gatell, John Clunan | 2018-01-02 |
| 9074431 | Rolling cone drill bit having high density cutting elements | Gary R. Portwood, Luca Tedeschi, Giampaolo Ferrari, Josh Gatell, John Clunan | 2015-07-07 |
| 7798255 | Drill bits having optimized cutting element counts for reduced tracking and/or increased drilling performance | Joshua Gatell, Amardeep Singh, Scott D. McDonough, Mohammed Boudrare, Bryce Baker +2 more | 2010-09-21 |
| 7686104 | Rolling cone drill bit having cutter elements positioned in a plurality of differing radial positions | Amardeep Singh, Scott D. McDonough, Joshua Gatell, Mohammed Boudrare, Bryce Baker +2 more | 2010-03-30 |