Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6808744 | Method for preparing and regenerating a composite crucible | Yoshiyuki Tsuji, Masanori Fukui | 2004-10-26 |
| 6524668 | Composite crucible, and preparation method and regeneration method thereof | Yoshiyuki Tsuji, Masanori Fukui | 2003-02-25 |