Issued Patents All Time
Showing 1–5 of 5 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 |
| 12071709 | Methods for manufacturing silicon carbide single crystal ingot and silicon carbide single crystal wafer | Isaho Kamata, Hidekazu Tsuchida, Yuichiro Tokuda, Takeshi Okamoto | 2024-08-27 |
| 11846040 | Silicon carbide single crystal | Yuichiro Tokuda, Hideyuki Uehigashi, Hidekazu Tsuchida, Isaho Kamata | 2023-12-19 |