Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5673020 | Early stage fire detecting apparatus | — | 1997-09-30 |
| 5281951 | Fire alarm system and method employing multi-layer net processing structure of detection value weight coefficients | — | 1994-01-25 |
| 5267180 | Fire alarm system having prestored fire likelihood ratio functions for respective fire related phenomena | — | 1993-11-30 |
| 5168262 | Fire alarm system | — | 1992-12-01 |
| 4744038 | Fire detector equipped with a sensor | — | 1988-05-10 |
| 4583070 | Silane gas sensor and a method of making the same | — | 1986-04-15 |
| 4543273 | Carbon monoxide sensing element and method of making same | Takashi Handa | 1985-09-24 |