Issued Patents All Time
Showing 51–75 of 178 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10481087 | Simulated integrated computational elements and their applications | Li Gao, David L. Perkins, Christopher Michael Jones | 2019-11-19 |
| 10459107 | Well monitoring with autonomous robotic diver | David L. Perkins, Li Gao | 2019-10-29 |
| 10443378 | Apparatus and method for downhole in-situ determination of fluid viscosity | Li Gao, Wei Zhang, Christopher Michael Jones, Dingding Chen, David Earl Ball | 2019-10-15 |
| 10428649 | Frequency sensors for use in subterranean formation operations | Li Gao | 2019-10-01 |
| 10386522 | Method and apparatus for the downhole in-situ determination of the speed of sound in a formation fluid | Li Gao, Thurairajasingam Rajasingam, Arthur Cheng, Paul Andrew Cooper | 2019-08-20 |
| 10385451 | Controlled coating apparatus, systems, and methods | — | 2019-08-20 |
| 10352908 | Method and apparatus for the downhole in-situ determination of the speed of sound in a formation fluid | Li Gao, Thurairajasingam Rajasingam, Arthur Cheng, Paul Andrew Cooper | 2019-07-16 |
| 10330746 | Method and device for measuring a magnetic field | Li Gao, David L. Perkins | 2019-06-25 |
| 10302809 | Band-limited integrated computational elements based on hollow-core fiber | David L. Perkins, Robert Atkinson | 2019-05-28 |
| 10294783 | Selectable size sampling apparatus, systems, and methods | Christopher Michael Jones, Wei Zhang, Robert Atkinson | 2019-05-21 |
| 10274366 | Tungsten-halogen electromagnetic radiation optical systems source | David L. Perkins | 2019-04-30 |
| 10260946 | Opticoanalytical devices with capacitance-based nanomaterial detectors | James M. Price, Aditya B. Nayak, David L. Perkins | 2019-04-16 |
| 10247662 | Integrated computational elements with frequency selective surface | Li Gao, David L. Perkins, Neal G. Skinner | 2019-04-02 |
| 10221686 | Measuring an adsorbing chemical in downhole fluids | Christopher Michael Jones, Mark A. Proett | 2019-03-05 |
| 10175380 | Device and method for parallel microfluidic pressure-volume-temperature analysis | Christopher Michael Jones, Robert Atkinson, Songhua Chen | 2019-01-08 |
| 10175165 | Multi-characteristic integrated computational element using light incidence angle manipulation | Li Gao, David L. Perkins | 2019-01-08 |
| 10167719 | Methods and systems for evaluation of rock permeability, porosity, and fluid composition | Abdalla Moustafa Ezzat | 2019-01-01 |
| 10167718 | System and method for analyzing downhole drilling parameters using an opto-analytical device | Robert P. Freese, Gary E. Weaver, Shilin Chen | 2019-01-01 |
| 10150141 | Manufacturing process for integrated computational elements | David L. Perkins, James M. Price | 2018-12-11 |
| 10151161 | Well telemetry with autonomous robotic diver | David L. Perkins, Li Gao | 2018-12-11 |
| 10132959 | Thin-layer spectroelectrochemistry cell and methods for use in subterranean formation operations | Jing Shen, Dingding Chen | 2018-11-20 |
| 10094955 | Method for fabrication of a multivariate optical element | Christopher Michael Jones | 2018-10-09 |
| 10082600 | Methods of calibration transfer for a testing instrument | Jing Shen, Christopher Michael Jones, Dingding Chen, Robert Atkinson, David L. Perkins | 2018-09-25 |
| 10073041 | Optical computing devices for measurement in custody transfer of pipelines | David L. Perkins | 2018-09-11 |
| 10066991 | Optical processing of multiple spectral ranges using integrated computational elements | William Soltmann, Raj Pai, James Masino, Christopher Michael Jones, David L. Perkins +2 more | 2018-09-04 |