Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5324959 | Semiconductor optical device having a heterointerface therein | Hitoshi Nakamura, Shoichi Hanatani, Chiaki Notsu, Koji Ishida | 1994-06-28 |
| 5299217 | Semiconductor light-emitting device with cadmium zinc selenide layer | Masahito Migita, Akira Taike | 1994-03-29 |