Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11242735 | System and process for recovering hydrocarbons using a supercritical fluid | John Segerstrom | 2022-02-08 |
| 10281140 | Low NOx combustion method and apparatus | Thomas F. Robertson, John J. Nowakowski, Mark C. Hannum | 2019-05-07 |
| 10077644 | Method and apparatus for generating high-pressure pulses in a subterranean dielectric medium | Rick B. Spielman | 2018-09-18 |
| 10012063 | Ring electrode device and method for generating high-pressure pulses | Rick B. Spielman | 2018-07-03 |
| 9598945 | System for extraction of hydrocarbons underground | Michal M. Okoniewski, Damir Pasalic, Pedro Vaca, Gunther H. Dieckmann, Donald L. Kuehne +1 more | 2017-03-21 |