Issued Patents 2017
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9851340 | Integrated computational elements with planar waveguide | David L. Perkins, Christopher Michael Jones, Nagaraja K. Pai | 2017-12-26 |
| 9845663 | Self-cleaning windows for downhole and process chemistry environment | David L. Perkins | 2017-12-19 |
| 9798039 | Frequency based measurement of characteristics of a substance | William Soltmann, David L. Perkins, Raj Pai, James Masino | 2017-10-24 |
| 9778172 | Pulse width modulation of continuum sources for determination of chemical composition | William Soltmann, David L. Perkins, Christopher Michael Jones | 2017-10-03 |
| 9708908 | Integrated computational element with multiple frequency selective surfaces | Li Gao, David L. Perkins | 2017-07-18 |
| 9703014 | Protective coating for optical elements | Christopher Michael Jones, Robert Atkinson, Wei Zhang | 2017-07-11 |
| 9702248 | Optical fluid model base construction and use | Dingding Chen, Christopher Michael Jones, David L. Perkins, Jing Shen, Li Gao | 2017-07-11 |
| 9684093 | Method and system of determining characteristics of a formation | Ronald Glen Dusterhoft, Kenneth E. Williams, Amit Kumar, Robert P. Freese | 2017-06-20 |
| 9683932 | Variable ICE and methods for measuring sample properties with the same | David L. Perkins, Li Gao | 2017-06-20 |
| 9671211 | Method and apparatus for measuring linear displacement | Li Gao, Jeffrey L. Moore, Jimmy Wayne Anders | 2017-06-06 |
| 9645114 | Single magnet fluid densitometer | Li Gao, Mark A. Proett | 2017-05-09 |
| 9624769 | Determination of fluid compositions | David L. Perkins, Christopher Michael Jones | 2017-04-18 |
| 9587489 | Fluid control in reservoir fluid sampling tools | Anthony Herman Van Zuilekom, Li Gao | 2017-03-07 |
| 9568410 | Apparatus and methods of determining fluid viscosity | Li Gao, Bob Engelman | 2017-02-14 |
| 9542511 | Synthetic gas-oil-ratio determination for gas dominant fluids | Dingding Chen, David L. Perkins, Christopher Michael Jones, Jing Shen, Robert Atkinson | 2017-01-10 |