Issued Patents 2020
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10859726 | Multi-mode acoustic tool and method | Atsushi Oshima, Nicholas Andrew Robinson, Naoki Sakiyama, Hiroshi Nakajima, Hiroaki Yamamoto +1 more | 2020-12-08 |
| 10838097 | Borehole size determination downhole | Hadrien Dollfus, Jean-Christophe Auchere | 2020-11-17 |
| 10663611 | Methods and systems for non-contact vibration measurements | Jean-Christophe Auchere, Remi Ounadjela, Hiroshi Nakajima, Alexis Pibrac | 2020-05-26 |
| 10544668 | System and methodology for acoustic measurement driven geo-steering | Hiroshi Hori, Takeshi Endo, Evgeniya Deger, Naoki Sakiyama, Hiroshi Nakajima +1 more | 2020-01-28 |
| 10533410 | Method and system of model-based acoustic measurements for a perforated casing | Hiroshi Hori, Ram Sunder Kalyanraman, Hiroshi Nakajima | 2020-01-14 |