Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10497356 | Directionality control system and sound output control method | Hiroyuki Matsumoto, Ryouichi Yuge, Shintaro Yoshikuni, Toshimichi Tokuda, Naoya Tanaka | 2019-12-03 |
| 10397525 | Monitoring system and monitoring method | Hiroyuki Matsumoto, Shintaro Yoshikuni | 2019-08-27 |