Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8378780 | Connected sensor system, network unit, and sensor unit | Tomoki Hanada | 2013-02-19 |
| 8346510 | Continuously-arranged sensor system, network unit, and sensor unit | Masashi Kawanaka | 2013-01-01 |
| 8237587 | Continuously-arranged sensor system, network unit, and sensor unit | — | 2012-08-07 |
| 7821394 | Penetration detecting apparatus | — | 2010-10-26 |
| 7696469 | Safety multi-optical axis photoelectric sensor | Tetsu Inoue | 2010-04-13 |
| 7400991 | Contact type displacement meter | — | 2008-07-15 |
| 7176451 | Photoelectric switch device having a detection result indicator | Kazutoshi Sugiyama | 2007-02-13 |
| 7032461 | Flow sensor having a flow indicator having a plurality of light emission sections | Kengo Ueki, Kazutoshi Sugiyama | 2006-04-25 |
| 7022979 | Photoelectric switch device having a detection result indicator | Kazutoshi Sugiyama | 2006-04-04 |
| 7006942 | Sensor management system and computer-readable medium for sensor management program | — | 2006-02-28 |
| 6894662 | Photoelectric switch | — | 2005-05-17 |
| 6774357 | Photoelectric switch device having detection result indicators | Kazutoshi Sugiyama | 2004-08-10 |
| 6642510 | Photoelectric switch device having a detection result indicator disposed between a top and rear wall | Kazutoshi Sugiyama | 2003-11-04 |
| 6455829 | Head unit of photo detector | — | 2002-09-24 |