Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5600158 | Semiconductor light emitting device with current spreading layer | Keizo Adomi, Takao Takenaka | 1997-02-04 |
| 5597761 | Semiconductor light emitting device and methods of manufacturing it | Keizo Adomi, Akio Nakamura, Takao Takenaka | 1997-01-28 |