Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6597288 | Fire alarm system | Takayuki Nishikawa, Takeshi Wada, Shoichi Oka, Junichi Watanabe | 2003-07-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6597288 | Fire alarm system | Takayuki Nishikawa, Takeshi Wada, Shoichi Oka, Junichi Watanabe | 2003-07-22 |