Roberts; Tom Scott
Patent Applications and Registrations
Patent applications and USPTO patent grants for Roberts; Tom Scott.The latest application filed is for "rock bit and cutter teeth geometries".
- Roberts; Tom Scott - Magnolia TX
- Roberts; Tom Scott - Abbeymead Gloucester GB
- Roberts; Tom Scott - Gloucester GB
- Roberts; Tom Scott - Quedgeley GB
| Patent | Date |
|---|---|
| Rock bit and cutter teeth geometries Grant 9,328,562 - Vo , et al. May 3, 2 | 2016-05-03 |
| Drill bit with enhanced hydraulics and erosion-shield cutting teeth Grant 8,733,475 - Vo , et al. May 27, 2 | 2014-05-27 |
| Rock Bit and Cutter Teeth Geometries App 20140076639 - Vo; Thang ; et al. | 2014-03-20 |
| Rock bit and cutter teeth geometries Grant 8,607,899 - Vo , et al. December 17, 2 | 2013-12-17 |
| Rock Bit And Cutter Teeth Geometries App 20120211282 - Vo; Thang ; et al. | 2012-08-23 |
| Method of applying a wear-resistant layer to a surface of a downhole component Grant 6,575,350 - Evans , et al. June 10, 2 | 2003-06-10 |
| Method of applying a wear-resistant layer to a surface of a downhole component App 20010030067 - Evans, Stephen Martin ; et al. | 2001-10-18 |
| Method of applying a wear-resistant layer to a surface of a downhole component App 20010017224 - Evans, Stephen Martin ; et al. | 2001-08-30 |
| Method of applying a wear-resistant layer to a surface of a downhole component Grant 6,234,261 - Evans , et al. May 22, 2 | 2001-05-22 |
| Rotary drill bits with extended bearing surfaces Grant 6,129,161 - Roberts , et al. October 10, 2 | 2000-10-10 |
| Rotary drill bits Grant 6,092,613 - Caraway , et al. July 25, 2 | 2000-07-25 |
| Preform cutting elements for rotary drill bits Grant 6,065,554 - Taylor , et al. May 23, 2 | 2000-05-23 |
| Rotary drill bits Grant 5,992,547 - Caraway , et al. November 30, 1 | 1999-11-30 |
| Rotary drill bits Grant 5,967,246 - Caraway , et al. October 19, 1 | 1999-10-19 |
| Rotary drill bits Grant 5,904,213 - Caraway , et al. May 18, 1 | 1999-05-18 |
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