Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5478256 | Fire detector having bayonet coupling and locking mechanism for base and detector unit | Yasuo Ariga | 1995-12-26 |
| 5403198 | Detector base | Yasuo Ariga | 1995-04-04 |
| 5399864 | Ionization type smoke detector | Yoshinori Igarashi, Toru Sasaki, Ichirou Kobayashi, Ikuhisa Hatakenaka, Kentaro Higashi +2 more | 1995-03-21 |