Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7460435 | Acoustic transducers for tubulars | Fernando Garcia-Osuna | 2008-12-02 |
| 7367392 | Wellbore apparatus with sliding shields | Khanh Duong, Fernando Garcia-Osuna, Harold Pfutzner, Alain Dumont, Tetsuya Tanaka | 2008-05-06 |
| 6466513 | Acoustic sensor assembly | Miguel F. Pabon | 2002-10-15 |
| 6117315 | Process and device for recycling washing water in photographic processing | — | 2000-09-12 |
| 6010833 | Process and device for recycling washing water in photographic processing | — | 2000-01-04 |
| 5846697 | Concentrated solution and kit for making a photographic color developer | — | 1998-12-08 |
| 5843630 | Concentrated solution and kit for making a photographic color developer | — | 1998-12-01 |
| 5796677 | Method of sonic logging while drilling a borehole traversing an earth formation | Sergio Kostek, Shu-Kong Chang, Gordon McDaniel, Thomas J. Plona, Curtis Randall +2 more | 1998-08-18 |
| 5152952 | Device for unclogging a lance intended to be inserted into a metallurgical vessel | Stanilas Brenczek, Elio Morganti, Roland Schneider, Carlo Ottavino, Jean-Claude Striebel | 1992-10-06 |
| 4953398 | Method and apparatus for detecting acoustic vibrations in a borehole | Jacky Bourseul, Claude Fierfort | 1990-09-04 |
| 4893285 | Method and apparatus for cement bond tool | Lee H. Gollwitzer, Robert A. Lester | 1990-01-09 |
| 4757479 | Method and apparatus for cement bond logging | Lee H. Gollwitzer, Robert A. Lester | 1988-07-12 |
| 4462534 | Method of bonding connecting pins to the eyelets of conductors formed on a ceramic substrate | Alex Bitaillou, Jean-Marie Lemoine | 1984-07-31 |