Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10459108 | System and method to measure or generate an electrical field downhole | Eli N. Glezer | 2019-10-29 |
| 10180513 | Method for mapping the propagation of earth fractures | — | 2019-01-15 |
| 10175379 | System and method for surveying a subsurface of the earth | — | 2019-01-08 |
| 10132952 | Sensor for measuring the electromagnetic fields on land and underwater | Alberto Marsala | 2018-11-20 |
| 10114141 | Subsurface resistivity modeling with electromagnetic fields using a conductive casing | H. Frank Morrison, Clifford J. Schenkel | 2018-10-30 |
| 10082546 | Compact underwater electromagnetic measurement system using magnetic sensors and electrical sensors having capacitive electrodes | Thomas Kurt Nielsen | 2018-09-25 |
| 10068490 | System and method for improving student learning by monitoring student cognitive state | Walid V. Soussou, Jason D. Jolly, Igor Fridman | 2018-09-04 |
| 10036825 | System and method to measure or generate currentless electrical field downhole | Eli N. Glezer | 2018-07-31 |
| 10012752 | System and method to induce an electromagnetic field within the earth | H Frank Morrison | 2018-07-03 |
| 9651700 | Mapping resistivity distribution within the earth | Alberto Marsala, Todor P. Petrov | 2017-05-16 |
| 9611736 | Borehole electric field survey with improved discrimination of subsurface features | Alberto Marsala | 2017-04-04 |
| 9405032 | Methods, systems and apparatuses for sensing and measuring the electric field within the earth | — | 2016-08-02 |
| 9201058 | Apparatus and method for sensing a time varying ionic current in an electrolytic system | Melissa Ann Poquette | 2015-12-01 |
| 8283157 | System and method for increasing polymer/nanopore interactions | Geoffrey Barrall, Eric N. Ervin, Daniel K Lathrop | 2012-10-09 |
| 8103328 | Self-locating sensor mounting apparatus | Peter James Turner, Robert Matthews, Jamison Scott Woodward, Konstantine V. Ermolaev | 2012-01-24 |
| 7731826 | Controlled translocation of a polymer in an electrolytic sensing system | Eric A. Duff | 2010-06-08 |
| 7622934 | Method and apparatus for sensing a time varying current passing through an ion channel | Regina Elvira Dugan | 2009-11-24 |
| 7391210 | Integrated fluxgate-induction sensor | Yongming Zhang, Robert Earl Grimm | 2008-06-24 |
| 7141968 | Integrated sensor system for measuring electric and/or magnetic field vector components | Robert Matthews, David Matthew Jabson | 2006-11-28 |
| 7141987 | Sensor system for measurement of one or more vector components of an electric field | Robert Matthews | 2006-11-28 |
| 7015011 | Circuit and method to non-invasively detect the electrical potential of a cell or neuron | — | 2006-03-21 |
| 6961601 | Sensor system for measuring biopotentials | Robert Matthews, Michael Andrew Krupka | 2005-11-01 |
| 5574369 | Detection and communications device employing stochastic resonance | — | 1996-11-12 |