Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6664565 | ZnO crystal growth method, ZnO crystal structure, and semiconductor device using ZnO crystal | Takafumi Yao | 2003-12-16 |
| 6635903 | White light emission diode | Munehiro Kato, Hiroyuki Sato, Kenichi Morikawa | 2003-10-21 |