Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5049822 | Method of and apparatus for carrying out measurements on open and closed fractures in a hard rock formation pierced by a borehole | Barlai Zoltan, Rez Ferenc, Ribiczey Peter, Vamos Attila | 1991-09-17 |