Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7737043 | Inspection method of compound semiconductor substrate, compound semiconductor substrate, surface treatment method of compound semiconductor substrate, and method of producing compound semiconductor crystal | Takayuki Nishiura, So Tanaka, Kyoko Okita, Takatoshi Okamoto | 2010-06-15 |
| 7619301 | GaAs semiconductor substrate and fabrication method thereof | Takayuki Nishiura, Yoshio Mezaki, Yasuaki Higuchi | 2009-11-17 |