Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10277335 | Through-the-earth emergency radio system | Michael James Roper, Vladimir Puzakov | 2019-04-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10277335 | Through-the-earth emergency radio system | Michael James Roper, Vladimir Puzakov | 2019-04-30 |