Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8137825 | Aluminum nitride single crystal film, aluminum nitride single crystal multi-layer substrate and manufacturing processes thereof | Hiroyuki Fukuyama, Kazuya Takada | 2012-03-20 |
| 7528462 | Aluminum nitride single-crystal multi-layered substrate | Hiroyuki Fukuyama, Shinya Kusunoki, Katsuhito Nakamura, Kazuya Takada | 2009-05-05 |
| 7338555 | Highly crystalline aluminum nitride multi-layered substrate and production process thereof | Hiroyuki Fukuyama, Wataru Nakao, Shinya Kusunoki, Kazuya Takada | 2008-03-04 |