Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7174965 | Fire extinguishing method by gas and extinguishing device | Noriaki Araki, Koichi Tamura | 2007-02-13 |
| 6988558 | Fire extinguishing method by gas and extinguishing device | Noriaki Araki, Koichi Tamura | 2006-01-24 |