Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5247993 | Enhanced imbibition oil recovery process | Richard D. Hutchins, Shlomo Frieman | 1993-09-28 |
| 5242025 | Guided oscillatory well path drilling by seismic imaging | William M. Neill, Fred Aminzadeh, Julio M. Quintana | 1993-09-07 |