Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11089993 | Device and method for measuring sleep state, phase coherence calculation device, body vibration signal measurement device, stress level measurement device, sleep state measurement device, and cardiac waveform extraction method | Tsutomu Fujita, Kyuichi Niizeki | 2021-08-17 |