Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10739476 | Seismic sensor and earthquake determination method | Hirohisa Sakuma, Naotsugu Ueda | 2020-08-11 |
| 10613240 | Seismic sensor and threshold adjusting method | Naotsugu Ueda, Yoshitaka Tsurukame | 2020-04-07 |
| 10554440 | Sensor device | Ryusuke Sakai, Naotsugu Ueda, Kayo Nakamura, Yuhei Motoki | 2020-02-04 |