Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6468881 | Method for producing a single crystal silicon | Masanori Kuwahara | 2002-10-22 |
| 6338757 | Single crystal pull-up apparatus | Manabu Nishimoto, Masahiko Okui, Shingo Kizaki, Junji Horii | 2002-01-15 |