Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7400153 | Detector with capacitance sensor for detecting object being caught by door | Shinichi Shoji, Akihiro Okushima, Hiroyuki Sueyasu, Keiichi Nagayama | 2008-07-15 |
| 7154393 | Object detection sensor | Akihiro Okushima, Hiroyuki Sueyasu, Keiichi Nagayama | 2006-12-26 |
| 7081613 | Retroreflective photoelectric sensor | Yoshikazu Majima, Arata Nakamura | 2006-07-25 |
| 7045766 | Retroreflective photoelectric sensor | Yoshikazu Majima, Arata Nakamura | 2006-05-16 |