Baroid Technology, Inc.
93Patents
0Active
93Granted
39Portfolio score
Filing activity: Feb 25, 1986 → Oct 21, 1998
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5558170A | Method and apparatus for improving drill bit stability | Fixed Constructions | 156 | Expired |
| US5163321A | Borehole pressure and temperature measurement system | Physics | 140 | Expired |
| US5410303A | System for drilling deivated boreholes | Fixed Constructions | 139 | Expired |
| US5720355A | Drill bit instrumentation and method for controlling drilling or core-drilling | Physics | 129 | Expired |
| US5293945A | Downhole adjustable stabilizer | Fixed Constructions | 117 | Expired |
| US5163521A | System for drilling deviated boreholes | Fixed Constructions | 111 | Expired |
| US5864058A | Detecting and reducing bit whirl | Fixed Constructions | 100 | Expired |
| US5265684A | Downhole adjustable stabilizer and method | Fixed Constructions | 91 | Expired |
| US5602541A | System for drilling deviated boreholes | Fixed Constructions | 89 | Expired |
| US5305836A | System and method for controlling drill bit usage and well plan | Fixed Constructions | 84 | Expired |
| US5311953A | Drill bit steering | Fixed Constructions | 76 | Expired |
| US5333699A | Drill bit having polycrystalline diamond compact cutter with spherical first end opposite cutting end | Fixed Constructions | 68 | Expired |
| US5389881A | Well logging method and apparatus involving electromagnetic wave propagation providing variable depth of investigation by combining phase angle and amplitude attenuation | Physics | 66 | Expired |
| US5579829A | Keyless latch for orienting and anchoring downhole tools | Fixed Constructions | 64 | Expired |
| US6152227A | Drilling and cementing through shallow waterflows | Emerging Cross-Sectional Technologies | 63 | Expired |
| US5615740A | Internal pressure sleeve for use with easily drillable exit ports | Fixed Constructions | 63 | Expired |
| US5449048A | Drill bit having chip breaker polycrystalline diamond compact and hard metal insert at gauge surface | Fixed Constructions | 59 | Expired |
| US5278507A | Well logging method and apparatus providing multiple depth of investigation using multiple transmitters and single receiver pair having depth of investigation independent of formation resistivity | Physics | 54 | Expired |
| US4938299A | Flexible centralizer | Fixed Constructions | 54 | Expired |
| US5159577A | Technique for reducing whirling of a drill string | Physics | 53 | Expired |
| US4940943A | Method and apparatus for optimizing the reception pattern of the antenna of a propagating electromagnetic wave logging tool | Physics | 52 | Expired |
| US6145378A | Aided inertial navigation system | Physics | 50 | Expired |
| USRE35790E | System for drilling deviated boreholes | General | 50 | Expired |
| US4976142A | Borehole pressure and temperature measurement system | Emerging Cross-Sectional Technologies | 47 | Expired |
| US4880067A | Apparatus for drilling a curved borehole | Fixed Constructions | 47 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.