Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8753446 | Semiconductor single crystal production device and producing method therefor | Akiko Noda | 2014-06-17 |
| 8241424 | Single crystal semiconductor manufacturing apparatus and manufacturing method | Yutaka Shiraishi, Junsuke Tomioka | 2012-08-14 |
| 8216371 | Single crystal manufacturing apparatus and method | Shin Matsukuma | 2012-07-10 |
| 7390361 | Semiconductor single crystal manufacturing apparatus and graphite crucible | Akiko Noda, Junsuke Tomioka | 2008-06-24 |
| 7226506 | Single crystal silicon producing method, single crystal silicon wafer producing method, seed crystal for producing single crystal silicon, single crystal silicon ingot, and single crystal silicon wafer | Yutaka Shiraishi, Ryota Suewaka, Junsuke Tomioka | 2007-06-05 |
| 6228167 | Single crystal pulling apparatus | Makoto Kuramoto | 2001-05-08 |
| 5968260 | Method for fabricating a single-crystal semiconductor | Toshiaki Saishouji, Kouzou Nakamura, Toshimichi Kubota, Junsuke Tomioka | 1999-10-19 |
| 5824152 | Semiconductor single-crystal pulling apparatus | Toshimichi Kubota, Toshiro Kotooka, Toshiaki Saishoji | 1998-10-20 |