Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5302839 | Light emitting diode having an improved GaP compound substrate for an epitaxial growth layer thereon | Tsuneyuki Kaise, Jun Ikeda | 1994-04-12 |
| 5300792 | Gap red light emitting diode | Munehisa Yanagisawa, Susumu Arisaka, Yuki Tamura | 1994-04-05 |