Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6977010 | Apparatus for pulling single crystal by CZ method | Hiroshi Inagaki, Shigeki Kawashima, Makoto Kamogawa, Toshirou Kotooka, Daisuke Ebi +7 more | 2005-12-20 |
| 6869478 | Method for producing silicon single crystal having no flaw | Kozo Nakamura, Shinji Togawa, Toshirou Kotooka, Susumu Maeda | 2005-03-22 |