Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6725878 | Gas leak detection system | Motoyuki Nawa, Shigeru Iwanaga | 2004-04-27 |
| 6691582 | Gas type identification system | Motoyuki Nawa, Yukio Nagaoka | 2004-02-17 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6725878 | Gas leak detection system | Motoyuki Nawa, Shigeru Iwanaga | 2004-04-27 |
| 6691582 | Gas type identification system | Motoyuki Nawa, Yukio Nagaoka | 2004-02-17 |