Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11795568 | Production apparatus for gallium oxide crystal capable of preventing harmful substances formed in furnace from being diffused to surroundings of furnace | Keigo Hoshikawa, Takumi Kobayashi, Yoshio Otsuka, Etsuko Ohba | 2023-10-24 |
| 11674239 | Gallium oxide crystal manufacturing device | Keigo Hoshikawa, Takumi Kobayashi, Yoshio Otsuka | 2023-06-13 |