Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5899275 | Inert gas fire fighting system and pressure control valve for inert gas fire fighting system | Akito Okamoto | 1999-05-04 |
| 5857525 | Inert gas fire fighting system having a pressure control valve | Akito Okamoto | 1999-01-12 |