Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4585706 | Sintered aluminum nitride semi-conductor device | Yukio Takeda, Satoru Ogihara, Mitsuru Ura, Kousuke Nakamura, Tadamichi Asai +2 more | 1986-04-29 |
| 4571610 | Semiconductor device having electrically insulating substrate of SiC | Yasuo Matsushita, Yukio Takeda, Kousuke Nakamura | 1986-02-18 |
| 4540673 | Sintered aluminum nitride and semi-conductor device using the same | Yukio Takeda, Satoru Ogihara, Mitsuru Ura, Kousuke Nakamura, Tadamichi Asai +2 more | 1985-09-10 |