Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11391670 | Optical waveguide and optical concentration measuring apparatus | Toshiro Sakamoto | 2022-07-19 |
| 11313796 | Optical waveguide and optical concentration measuring apparatus comprising a support with a shifted connecting portion | Toshiro Sakamoto | 2022-04-26 |
| 11313797 | Optical waveguide and optical concentration measuring apparatus | Takaaki FURUYA, Toshiro Sakamoto | 2022-04-26 |