Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6652934 | Silica glass crucible and method of fabricating thereof | Atsuro Miyao, Kiyoaki Misu, Izumi Kawakami, Kouzou Kitano, Naoyuki Obata +2 more | 2003-11-25 |
| 5306473 | Quartz glass crucible for pulling a single crystal | Toshio Nakajima, Yuji Hayashi, Satoru Tachibana | 1994-04-26 |