Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5524574 | Control of oxygen concentration in single crystal pulled up from melt containing Group-V element | Kouji Izunome, Kazutaka Terashima, Yutaka Shiraishi, Hitoshi Sasaki, Shigeyuki Kimura | 1996-06-11 |