| Patent No. | Patent Title: |
| 5010527 | Method for determining the depth of a hydraulic fracture zone in ... |
| 4964096 | Method for inversion of seismic data to yield estimates of format... |
| 4953657 | Time delay source coding |
| 4955062 | Pattern detecting method and apparatus |
| 4944036 | Signature filter system |
| 4935903 | Reinforcement of surface seismic wavefields |
| 4933912 | Three dimensional seismic prospecting method |
| 4932005 | Fluid means for data transmission |
| 4928269 | Determining impedance of material behind a casing in a borehole |
| 4926393 | Multifold vertical seismic profile acquisition method and techniq... |
| 4922466 | Method and apparatus for presenting seismic traces |
| 4922362 | Methods for deconvolution of unknown source signatures from unkno... |
| 4918669 | Method and apparatus for sonic dip measurement |
| 4918670 | Method for interval velocity analysis and determination of reflec... |
| 4916673 | Method and apparatus for detecting the peak of an analog signal |
| 4914636 | Method and device for acquisition of seismic data |
| 4912683 | Method for acoustically measuring wall thickness of tubular goods |
| 4912682 | Point location determination at or close to the surface |
| 4910716 | Suppression of coherent noise in seismic data |
| 4908803 | Semi-sequential transmission method and system using simultaneous... |
| 4908802 | Apparatus for fiber optic seismic exploration system |
| 4908801 | Real-time simulation of the far-field signature of a seismic soun... |
| 4907206 | Method for estimating formation lithology |
| 4907204 | Method for identifying formation fractures surrounding a well cas... |
| 4905205 | Method for transmitting to a central recording device seismic dat... |
| 4905203 | Downhole doppler flowmeter |
| 4905208 | Distance detecting apparatus |
| 4905204 | Method of weighting a trace stack from a plurality of input trace... |
| 4903245 | Downhole vibration monitoring of a drillstring |
| 4901290 | Apparatus for the generation of pressure pulses in drilling mud ... |
| 4899844 | Acoustical well logging method and apparatus |
| 4899323 | Anti-seismic device |
| 4899319 | Method for determining induced fracture azimuth in formations ... |
| 4899322 | Integrated geophysical survey system |
| 4899321 | Method and apparatus for determining the source signature of land... |
| 4897821 | Method and device for initializing data, and particularly seismic... |
| 4896305 | Animal luring device |
| 4893694 | VSP-based method and apparatus for tieing seismic data shot using... |
| 4894807 | Simultaneous vertical-seismic profiling and surface seismic acqui... |
| 4894809 | Method for bin, moveout correction and stack of offset vertical s... |
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