Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9850717 | Methods for designing fixed cutter bits and bits made using such methods | Jiaqing Yu | 2017-12-26 |
| 9574405 | Hybrid disc bit with optimized PDC cutter placement | Peter Thomas Cariveau, Prabhakaran K. Centala | 2017-02-21 |
| 9033069 | High-shear roller cone and PDC hybrid bit | — | 2015-05-19 |
| 8955413 | Manufacturing methods for high shear roller cone bits | Rahul Bijai, Vikrant Bhadbhade, Prabhakaran K. Centala | 2015-02-17 |
| 8672060 | High shear roller cone drill bits | Prabhakaran K. Centala | 2014-03-18 |