Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7993454 | Surface modified quartz glass crucible, and its modification process | Yoshiyuki Tsuji | 2011-08-09 |
| 7955511 | Silica glass crucible | Yoshiyuki Tsuji | 2011-06-07 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7993454 | Surface modified quartz glass crucible, and its modification process | Yoshiyuki Tsuji | 2011-08-09 |
| 7955511 | Silica glass crucible | Yoshiyuki Tsuji | 2011-06-07 |