Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10292590 | Optical examination method and optical examination device | Yoichiro Takahashi, Toshihide Sasaki, Masayuki Fujiwara | 2019-05-21 |
| 10175169 | Optical sensor, optical testing apparatus, and optical characteristics detection method | Yoichiro Takahashi | 2019-01-08 |
| 10177530 | Optical sensor, optical examination device, and optical property detection method | Yoichiro Takahashi, Sunao Chubachi, Masayuki Fujiwara, Toshihide Sasaki, Kazuhiko Adachi | 2019-01-08 |