Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6755911 | Crucible made of carbon fiber-reinforced carbon composite material for single crystal pulling apparatus | Masatoshi Yamaji, Hisanori Nishi, Yuji Tomita, Shingo Bito | 2004-06-29 |