Issued Patents All Time
Showing 1–25 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12386088 | Acoustic transducer with trapezoidal, irregularly pitched, or widened transducer elements | Roel Van Os, Orland Guedes | 2025-08-12 |
| 12305503 | Fluid sealing for downhole acoustic measurement tool | Zheng Li, Orland Guedes, Stephane Guimont, Viet Tung Nguyen, Roel Van Os | 2025-05-20 |
| 12147005 | Ultrasonic pulse-echo and caliper formation characterization | Kenji Endo, Mika Uno | 2024-11-19 |
| 11947064 | Automatic recognition of environmental parameters with azimuthally distributed transducers | Mikhail Lemarenko, Roel Van Os, Orland Guedes, Thilo Michael Brill | 2024-04-02 |
| 11940393 | X-ray inspection apparatus | — | 2024-03-26 |
| 11921249 | Ultrasonic acoustic sensors for measuring formation velocities | Evgeniya Deger, Tatsuaki Kamoi, Hiroshi Nakajima | 2024-03-05 |
| 11808143 | Methods and apparatus to measure formation features | Jean-Christophe Auchere, Adam Pedrycz, Bharat Narasimhan | 2023-11-07 |
| 11808908 | Real-time reconfiguration of phased array operation | Orland Guedes, Mikhail Lemarenko, Jean-baptiste Cozon, Beatriz Eugenia Otero Roldan, Nicolas Fradin +2 more | 2023-11-07 |
| 11493657 | Ultrasonic transducers for measuring formation velocities | Hiroshi Nakajima, Tatsuaki Kamoi, Evgeniya Deger | 2022-11-08 |
| 11346213 | Methods and apparatus to measure formation features | Jean-Christophe Auchere, Adam Pedrycz, Bharat Narasimhan | 2022-05-31 |
| 11022711 | Correcting eccentering effect in pulse-echo imaging | Adam Pedrycz, Jean-Christophe Auchere | 2021-06-01 |
| 10955577 | Systems and methods for evaluation of formation shear slowness | Evgeniya Deger, Naoki Sakiyama | 2021-03-23 |
| 10884151 | Ultrasonic cutting detection | Adam Pedrycz, Jean-Christophe Auchere | 2021-01-05 |
| 10585202 | Acoustic sensing with azimuthally distributed transmitters and receivers | Naoki Sakiyama, Wataru Izuhara, Toshimichi Wago | 2020-03-10 |
| 10544668 | System and methodology for acoustic measurement driven geo-steering | Takeshi Endo, Evgeniya Deger, Naoki Sakiyama, Hiroshi Nakajima, Jean-Christophe Auchere +1 more | 2020-01-28 |
| 10539699 | Cement evaluation using the integration of multiple modes of acoustic measurements | Ram Sunder Kalyanraman | 2020-01-21 |
| 10533410 | Method and system of model-based acoustic measurements for a perforated casing | Ram Sunder Kalyanraman, Hiroshi Nakajima, Henri-Pierre Valero | 2020-01-14 |
| 10392920 | Method and system of quantitative cement evaluation using logging while drilling | Wataru Izuhara, Vivian Pistre, Toshihiro Kinoshita | 2019-08-27 |
| 10364664 | Downhole acoustic mapping | Wataru Izuhara, Naoki Sakiyama, Toshimichi Wago, Hiroshi Nakajima, Shin'ichi Houshuyama +1 more | 2019-07-30 |
| 10281607 | Downhole caliper using multiple acoustic transducers | Yoshino Matsumoto, Kojiro Nishimiya, Kiyomitsu Hikida, Jean-Christophe Auchere | 2019-05-07 |
| 10206640 | X-ray computed tomography imaging apparatus and gantry apparatus | — | 2019-02-19 |
| 9823375 | Apparatus for logging while drilling acoustic measurement | Hiroshi Nakajima, Toshihiro Kinoshita, Alain Dumont, Hiroshi Nomura | 2017-11-21 |
| 9693740 | Medical diagnostic imaging apparatus | — | 2017-07-04 |
| 8903038 | X-ray CT device | Yohei Matsuzawa, Tomiya Sasaki | 2014-12-02 |
| 8245834 | Transport system | Hiroshi Okubo, Hirofumi Kinoshita, Tsugumitsu Kandabashi | 2012-08-21 |