Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |