Issued Patents 2025
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12297562 | Silicon carbide ingot including screw dislocations | Isaho Kamata, Kiyoshi BETSUYAKU, Hidekazu Tsuchida, Takeshi Okamoto, Akiyoshi HORIAI | 2025-05-13 |
| 12281410 | Method and apparatus for manufacturing silicon carbide single crystal, and silicon carbide single crystal ingot | Isaho Kamata, Hidekazu Tsuchida, Takahiro KANDA, Takeshi Okamoto | 2025-04-22 |
| 12252808 | Silicon carbide single crystal wafer, and methods for manufacturing silicon carbide single crystal ingot and the silicon carbide single crystal wafer | Isaho Kamata, Hidekazu Tsuchida, Yuichiro Tokuda, Takeshi Okamoto | 2025-03-18 |