Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8821636 | Single-crystal manufacturing apparatus | Takao Abe, Kouji Mizuishi | 2014-09-02 |
| 5885365 | Cleaning method of crucible | Shiniti Sugai, Tadashi Niwayama, Michiaki Oda, Shiniti Kon | 1999-03-23 |
| 5356113 | Isolation valve for single crystal pulling apparatus | Koji Mizuishi, Katsuhiko Ogino | 1994-10-18 |