Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12228452 | Spectrometer | Zeno YONEZAWA, Tetsuya Nagai | 2025-02-18 |
| 10031021 | Optical measurement probe and optical measurement device provided with the same having a light guide with a reflection surface for reflecting light and causing light to enter the light guide | Nobuyuki Iwai, Tetsuya Nagai, Yasuyuki Furukawa, Isao Azumagakito, Mitsuru Kowada +1 more | 2018-07-24 |
| 9759178 | Plug built-in type optical measurement probe, and optical measurement device provided with the same | Nobuyuki Iwai, Tetsuya Nagai, Isao Azumagakito, Satoru Okada | 2017-09-12 |
| 9239298 | Optical measurement probe, and optical measurement device provided with the same | Tetsuya Nagai, Nobuyuki Iwai, Yasuyuki Furukawa, Isao Azumagakito, Satoru Okada | 2016-01-19 |