Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6472689 | Light emitting device | Katsuhide Manabe, Akira Mabuchi, Michinari Sassa, Norikatsu Koide, Shiro Yamazaki +2 more | 2002-10-29 |
| 6472690 | Gallium nitride group compound semiconductor | Katsuhide Manabe, Akira Mabuchi, Michinari Sassa, Norikatsu Koide, Shiro Yamazaki +2 more | 2002-10-29 |
| 6423984 | Light-emitting semiconductor device using gallium nitride compound semiconductor | Hiroshi Watanabe, Norikatsu Koide, Shinya Asami | 2002-07-23 |
| 6362017 | Light-emitting semiconductor device using gallium nitride group compound | Katsuhide Manabe, Akira Mabuchi, Michinari Sassa, Norikatsu Koide, Shiro Yamazaki +2 more | 2002-03-26 |