Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9758901 | Vitreous silica crucible for pulling of silicon single crystal and method for manufacturing the same | Toshiaki Sudo, Ken Kitahara, Akihiro Aiba, Kazushi Ousyuya, Makiko Hinooka +2 more | 2017-09-12 |