Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8178389 | Monocrystalline silicon carbide ingot, monocrystalline silicon carbide wafer and method of manufacturing the same | Masashi Nakabayashi, Mitsuru Sawamura, Noboru Ohtani | 2012-05-15 |
| 8044408 | SiC single-crystal substrate and method of producing SiC single-crystal substrate | Kohei Tatsumi, Taizo Hoshino, Masakazu Katsuno, Noboru Ohtani, Masashi Nakabayashi +3 more | 2011-10-25 |
| 7972704 | Single-crystal silicon carbide ingot, and substrate and epitaxial wafer obtained therefrom | Noboru Ohtani, Masakazu Katsuno, Hiroshi Tsuge, Masashi Nakabayashi | 2011-07-05 |
| 7799305 | Silicon carbide single crystal and single crystal wafer | Mitsuru Sawamura, Noboru Ohtani, Masashi Nakabayashi | 2010-09-21 |
| 7794842 | Silicon carbide single crystal, silicon carbide single crystal wafer, and method of production of same | Masashi Nakabayashi, Mitsuru Sawamura, Noboru Ohtani | 2010-09-14 |
| 5201963 | Rare earth magnets and method of producing same | Toshio Mukai, Toru Inaguma | 1993-04-13 |
| 5049203 | Method of making rare earth magnets | Toshio Mukai, Hiroaki Sakamoto | 1991-09-17 |
| 4839790 | Gas accident preventive unit | Tsutomu Ohya | 1989-06-13 |