Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7619517 | Alarm for selectively detecting intrusions by persons | — | 2009-11-17 |
| 7298254 | Alarm system employing single transmission line | Akira Watanabe, Ichirou Horie | 2007-11-20 |
| 7280017 | Secure magnetic sensor | Kazunori Yuze | 2007-10-09 |
| 7115871 | Field coverage configurable passive infrared radiation intrusion detection device | Kiyoshi Nagaya | 2006-10-03 |