Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10424187 | Emergency notification device and emergency notification system | Takayuki Seto, Pingyu Lin | 2019-09-24 |
| 10382935 | Emergency notification device | Pingyu Lin, Takayuki Seto | 2019-08-13 |