Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5305287 | High-frequency borehole seismic source | Robert F. Ballard, Jr., Kurt L. Hambacker | 1994-04-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5305287 | High-frequency borehole seismic source | Robert F. Ballard, Jr., Kurt L. Hambacker | 1994-04-19 |