Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6767400 | Crystal growth method | Takayuki Kubo, Fumio Kawahigashi, Hiroshi Asano, Shinichiro Miki | 2004-07-27 |
| 6702892 | Production device for high-quality silicon single crystals | Masahiko Okui, Takayuki Kubo, Fumio Kawahigashi, Hiroshi Asano | 2004-03-09 |