Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6797061 | Quartz glass crucible for pulling up silicon single crystal and production method therefor | Tatsuhiro Sato, Yasuo Ohama | 2004-09-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6797061 | Quartz glass crucible for pulling up silicon single crystal and production method therefor | Tatsuhiro Sato, Yasuo Ohama | 2004-09-28 |