Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5923054 | Light emitting diode with tilted plane orientation | Yasuji Kobashi, Tadashige Sato | 1999-07-13 |
| 5856208 | Epitaxial wafer and its fabrication method | Tadashige Sato, Megumi Imai | 1999-01-05 |
| 5660628 | Method of manufacturing semiconductor epitaxial wafer | Tadashige Sato | 1997-08-26 |