Issued Patents All Time
Showing 76–78 of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5620557 | Sapphireless group III nitride semiconductor and method for making same | Katsuhide Manabe, Hisaki Kato, Norikatsu Koide, Isamu Akasaki, Hiroshi Amano | 1997-04-15 |
| 5604763 | Group III nitride compound semiconductor laser diode and method for producing same | Hisaki Kato, Norikatsu Koide, Isamu Akasaki, Hiroshi Amano | 1997-02-18 |
| 5258630 | Light-emitting diode with non-reflective diffusion region periphery | Toshihko Toyama | 1993-11-02 |