Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4803668 | Method of 3-D seismic imaging for structures with approximate circular symmetry | John R. Berryhill | 1989-02-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4803668 | Method of 3-D seismic imaging for structures with approximate circular symmetry | John R. Berryhill | 1989-02-07 |