Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12292504 | Displacement sensor | Shinichiro OTSU, Choryon Oh | 2025-05-06 |
| 9933306 | Photoelectric switch having a controller for controlling a light projecting amount and generating a detection signal representing a workpiece determination | Shinichi Tsukigi, Yu Babasaki | 2018-04-03 |