Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12430997 | Disaster prevention apparatus | Keisuke Washizu | 2025-09-30 |
| 12379313 | Fire detection device | Tomohiko Shimadzu, Keisuke Washizu, Yasuharu Fujiwara, Hideki Takano | 2025-08-05 |