Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9927541 | Apparatus for monopole and multipole sonic logging of a downhole formation | Toshihiro Kinoshita, Naoki Sakiyama, Hitoshi Sugiyama, Yuichiro WADA, Toshimichi Wago | 2018-03-27 |