Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5349208 | GaP light emitting element substrate with oxygen doped buffer | Susumu Higuchi, Yuuki Tamura | 1994-09-20 |
| 5300792 | Gap red light emitting diode | Susumu Arisaka, Yuki Tamura, Toshio Otaki | 1994-04-05 |