Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9255999 | Low-power satellite-timed seismic data acquisition system | Robbin Barnet Adams, Bhasker Vajapeyam, Jesus Eduardo Prado, James Michael Hallaman | 2016-02-09 |
| 8898019 | Low-power satellite-timed seismic data acquisition system | Robbin Barnet Adams, Bhasker Vajapeyam, Jesus Eduardo Prado, James Michael Hallaman | 2014-11-25 |
| 6201764 | Apparatus and method for correcting for capacitance variations in hydrophones | Charles Geoffrey Rice, Thomas G. Ragan | 2001-03-13 |
| 6005828 | Acoustic positioning of seismic ocean bottom cable | Roy James, Eugene D. Bednar, Charles Geoffrey Rice, Kent A. Byerly | 1999-12-21 |
| 5883856 | Power switching method for marine seismic acquisition systems | Karl Schuler, Roy Wilson James III | 1999-03-16 |
| 5369626 | Lightning protection for seismic data acquisition system | — | 1994-11-29 |
| 5303202 | Method for detecting breaks in geophone cables for seismic data acquisition system | Glenn D. Fisseler | 1994-04-12 |
| 4875166 | Bandwidth enhancing seismic acquisition system and method | Roy James, Charles K. Bowen, Gillan Smith | 1989-10-17 |
| 4750156 | Noise suppression during seismic exploration | Michael L. Abrams, Charles Geoffrey Rice, Roy James | 1988-06-07 |
| 4321675 | Method and apparatus for increasing the dynamic range of a data acquisition system at low frequencies without reducing high frequency gain | Ralph A. Harris | 1982-03-23 |