Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9142752 | Low frequency broad band ultrasonic transducers | Frans Lautzenhiser, Mahesh Matam | 2015-09-22 |
| 8984945 | System and device for acoustic measuring in a medium | James M. Dallas, Frans Lautzenhiser | 2015-03-24 |
| 8794062 | Early kick detection in an oil and gas well | Rocco DiFoggio, Douglas J. Patterson, Volker Krueger | 2014-08-05 |
| 8421004 | Nuclear detectors built directly into shielding or modulating material | Hayward Atkinson, Qianmei Zhang, Constantyn Chalitsios, Srdja Zekovic, Edgar R. Alvarez +1 more | 2013-04-16 |
| 7763845 | Downhole navigation and detection system | Robert A. Estes, Rocco DiFoggio, Constantyn Chalitsios, Philip L. Kurkoski | 2010-07-27 |
| 7596452 | Compensated caliper using combined acoustic and density measurements | William Madigan, Gamal A. Hassan, Philip L. Kurkoski | 2009-09-29 |
| 6082484 | Acoustic body wave dampener | Vladimir Dubinsky, James E. Leggett, III | 2000-07-04 |