Ivie; Craig
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ivie; Craig.The latest application filed is for "drill bit with enhanced hydraulics and erosion-shield cutting teeth".
- Ivie; Craig - Willis TX US
- Ivie; Craig - Spring TX
| Patent | Date |
|---|---|
| Drill bit with enhanced hydraulics and erosion-shield cutting teeth Grant 8,733,475 - Vo , et al. May 27, 2 | 2014-05-27 |
| Drill Bit With Enhanced Hydraulics And Erosion-shield Cutting Teeth App 20120193149 - Roberts; Tom ; et al. | 2012-08-02 |
| On-bit, analog multiplexer for transmission of multi-channel drilling information Grant 7,168,506 - Boucher , et al. January 30, 2 | 2007-01-30 |
| Equipment Housing for Downhole Measurements App 20050257961 - Snell, Adrian ; et al. | 2005-11-24 |
| On-Bit, Analog Multiplexer for Transmission of Multi-Channel Drilling Information App 20050230149 - Boucher, Marcel ; et al. | 2005-10-20 |
| Apparatus for weight on bit measurements, and methods of using same Grant 6,802,215 - Boucher , et al. October 12, 2 | 2004-10-12 |
| Hydraulic Optimization of Drilling Fluids in Borehole Drilling App 20040108138 - Cooper, Iain ; et al. | 2004-06-10 |
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