Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11139422 | Thermoelectric conversion material, thermoelectric conversion element, thermoelectric conversion module and optical sensor | Masahiro Adachi, Yoshiyuki Yamamoto, Ryo Toyoshima | 2021-10-05 |
| 11024705 | Semi-insulating gallium arsenide crystal substrate | Shinya Kawamoto, Yukio Ishikawa, Katsushi Hashio | 2021-06-01 |