Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8084281 | Semiconductor substrate, electronic device, optical device, and production methods therefor | Koji Hirata, Shiro Yamazaki, Katsuhiro Imai, Makoto Iwai, Takatomo Sasaki +2 more | 2011-12-27 |
| 7981744 | Field-effect transistor, semiconductor device, a method for manufacturing them, and a method of semiconductor crystal growth | Masayoshi Kosaki, Koji Hirata, Masanobu Senda | 2011-07-19 |
| 7872274 | n-Electrode for III group nitride based compound semiconductor element | Shunsuke Murai, Masanori Murakami, Yasuo Koide | 2011-01-18 |
| 7867800 | Light-emitting semiconductor device using group III nitrogen compound | Katsuhide Manabe, Hisaki Kato, Michinari Sassa, Shiro Yamazaki, Makoto Asai +1 more | 2011-01-11 |