Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9922543 | Battery-powered security sensor system | Takao Ujike, Hiroshi Makino, Mitsugu Mihara, Shinya Nishimura | 2018-03-20 |
| 8907781 | Intrusion detection device | Hiroyuki Tomooka | 2014-12-09 |
| 8736446 | Security sensor system | Koji Hayashide | 2014-05-27 |
| 8431899 | Passive infrared ray sensor | — | 2013-04-30 |