Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6821340 | Method of manufacturing silicon carbide, silicon carbide, composite material, and semiconductor element | Hiroyuki Nagasawa, Takamitsu Kawahara | 2004-11-23 |
| 6736894 | Method of manufacturing compound single crystal | Takamitsu Kawahara, Hiroyuki Nagasawa | 2004-05-18 |
| 6703288 | Compound crystal and method of manufacturing same | Hiroyuki Nagasawa, Takamitsu Kawahara | 2004-03-09 |