Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6819240 | Anti-theft security sensor assembly | Tsuyoshi Hatano, Hiroyuki Ikeda | 2004-11-16 |
| 6714131 | Anti-thief security sensor assembly using the opening of the projector cover for beam adjustment | Hiroyuki Ikeda, Tsuyoshi Hatano, Fumikatsu Sone | 2004-03-30 |
| 6696946 | Anti-thief security sensor assembly | Hiroyuki Ikeda | 2004-02-24 |