Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10240406 | Dual-walled running string for electric devices with power transmission through running string | Silviu Livescu, Thomas J. Watkins, Geoffrey Presley | 2019-03-26 |
| 10212795 | Electric defense field | Arthur Handelman, Jack E. Bridges | 2019-02-19 |