Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8648292 | Safety photoelectric switch | Shinji Kawabata | 2014-02-11 |
| 8415609 | Safety photoelectric switch | Shinji Kawabata | 2013-04-09 |
| 8248235 | Area monitoring sensor | Akiji Yamaguchi | 2012-08-21 |
| 7696469 | Safety multi-optical axis photoelectric sensor | Koji Fukumura | 2010-04-13 |
| 7485841 | Multi-optical axis photoelectric sensor | Tsuyoshi Tagashira | 2009-02-03 |
| 7411319 | Safety relay system | Masaaki Suhara | 2008-08-12 |
| 7368702 | Multi-optical-path photoelectric safety apparatus | Motohiro Kudo | 2008-05-06 |
| 6979814 | Multi-optical-path photoelectric safety apparatus | Motohiro Kudo | 2005-12-27 |
| 6894623 | Display monitor for multi-optical-path photoelectric safety apparatus and multi-optical-path photoelectric safety apparatus including a display monitor | Kiyoshi Hama | 2005-05-17 |
| 6784415 | Method of installing a multi-beam photoelectric safeguard system and method of adjusting its optical axes | Motohiro Kudo | 2004-08-31 |