Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6501101 | Light emitting diode | Takahisa Kurahashi, Shouichi Ohyama, Hiroshi Nakatsu | 2002-12-31 |
| 6433364 | Semiconductor light emitting device capable of increasing light emitting efficiency | Hiroyuki Hosoba, Hiroshi Nakatsu, Takahisa Kurahashi | 2002-08-13 |