Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10989733 | Acceleration sensor, geophone, and seismic prospecting system | Yuudai KAMADA, Atsushi Isobe, Takashi Shiota, Chisaki Takubo | 2021-04-27 |
| 10935566 | Acceleration sensor | Yuudai KAMADA, Atsushi Isobe, Chisaki Takubo, Tomonori Sekiguchi | 2021-03-02 |