Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8812281 | Methods for designing secondary cutting structures for a bottom hole assembly | Wei Tang, Gordon Ray Whipple, Sujian Huang, Navish Makkar, Tommy Laird | 2014-08-19 |
| 8401831 | Methods for designing secondary cutting structures for a bottom hole assembly | Wei Tang, Gordon Ray Whipple, Sujian Huang, Navish Makkar, Tommy Laird | 2013-03-19 |
| 7954564 | Placement of cutting elements on secondary cutting structures of drilling tool assemblies | Navish Makkar, Wei Tang, Gordon Ray Whipple, Tommy Laird | 2011-06-07 |