Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9637411 | Vitreous silica crucible and method of manufacturing the same | Toshiaki Sudo, Taira Sato, Manabu Shonai, Takuji Nishi, Takaya Satou +1 more | 2017-05-02 |
| 9534318 | Vitreous silica crucible and method of manufacturing the same | Toshiaki Sudo, Taira Sato, Manabu Shonai, Takuji Nishi, Takaya Satou +1 more | 2017-01-03 |
| 8585346 | Handling device and handling method of quartz glass crucible | Manabu Shonai, Taira Sato, Minoru Shirakawa, Hiroshi Takahashi | 2013-11-19 |