Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11467384 | Telecentric optical apparatus | Kenji Okabe, Tatsuya Nagahama, Toru Yaku | 2022-10-11 |
| 10520710 | Telecentric optical apparatus | Kenji Okabe, Tatsuya Nagahama, Toru Yaku | 2019-12-31 |
| 10416002 | Light source device and photoelectric encoder including the same | Miyako Mizutani, Fujio Maeda | 2019-09-17 |
| 10234310 | Light-emitting unit, light-emitting and light-receiving unit and photoelectric encoder | — | 2019-03-19 |
| 10088340 | Telecentric photoelectric encoder including aperture in face of optical element | — | 2018-10-02 |
| 9097560 | Optical encoder including scale having track and detection head for detecting the track | Hiroaki Kawada | 2015-08-04 |