Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7991714 | Cognitive memory and auto-associative neural network based search engine for computer and network located images and photographs | Juan Carlos Aragon, Brian Mitchell Percival | 2011-08-02 |
| 7702599 | System and method for cognitive memory and auto-associative neural network based pattern recognition | — | 2010-04-20 |
| 7333963 | Cognitive memory and auto-associative neural network based search engine for computer and network located images and photographs | Juan Carlos Aragon, Brian Mitchell Percival | 2008-02-19 |
| 7187907 | Simultaneous two-way transmission of information signals in the same frequency band | — | 2007-03-06 |
| 5793875 | Directional hearing system | Michael Lehr | 1998-08-11 |
| 5737430 | Directional hearing aid | — | 1998-04-07 |
| 5191557 | Signal processing to enable utilization of a rig reference sensor with a drill bit seismic source | James Rector, Bruce P. Marion, Iraj Salehi | 1993-03-02 |
| 5050130 | Signal processing to enable utilization of a rig reference sensor with a drill bit seismic source | James Rector, Bruce P. Marion, Iraj Salehi | 1991-09-17 |
| 4964087 | Seismic processing and imaging with a drill-bit source | — | 1990-10-16 |
| 4926391 | Signal processing to enable utilization of a rig reference sensor with a drill bit seismic source | James Rector, Bruce P. Marion, Iraj Salehi | 1990-05-15 |
| 4858130 | Estimation of hydraulic fracture geometry from pumping pressure measurements | — | 1989-08-15 |
| 4849945 | Seismic processing and imaging with a drill-bit source | — | 1989-07-18 |
| 4751738 | Directional hearing aid | Maurice N. Brearley | 1988-06-14 |
| 4556962 | Seismic exploration method and apparatus for cancelling interference from seismic vibration source | — | 1985-12-03 |
| 4537200 | ECG enhancement by adaptive cancellation of electrosurgical interference | — | 1985-08-27 |
| 4365322 | Apparatus and method for determining the position of a gas-saturated porous rock in the vicinity of a deep borehole in the earth | — | 1982-12-21 |
| 4363112 | Apparatus and method for determining the position of a gas-saturated porous rock in the vicinity of a deep borehole in the earth | — | 1982-12-07 |
| 4355368 | Adaptive correlator | James R. Zeidler, John M. McCool | 1982-10-19 |
| 4243935 | Adaptive detector | John M. McCool, Robert H. Hearn, James R. Zeidler, Douglas M. Chabries, Randall H. Moore | 1981-01-06 |
| 4238746 | Adaptive line enhancer | John M. McCool, James R. Zeidler, Robert H. Hearn, Douglas M. Chabries | 1980-12-09 |