Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9915247 | Geothermal energy system and method of operation | James J. Stewart, Dmitriy Zaynulin, Grahame Newton | 2018-03-13 |
| 9556856 | Geothermal energy system and method of operation | James J. Stewart, Dmitriy Zaynulin, Grahame Newton | 2017-01-31 |
| 4273464 | Wire line anchor | — | 1981-06-16 |