Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6113686 | Single crystal growing method and apparatus | Eiichi Iino, Yasushi Nakamura, Koji Midzuishi, Masanori Kimura, Hirotoshi Yamagishi | 2000-09-05 |
| 5910216 | Crystal holding apparatus | Yasushi Nakamura | 1999-06-08 |
| 5879448 | Crystal pulling methods and apparatus | Masahiko Urano, Yasushi Nakamura, Eiichi Iino | 1999-03-09 |
| 4916955 | Crystal ingot lifting load measuring device | Nobuo Katsuoka, Kouji Mizuishi, Yoshihiro Hirano, Kenichi Sato | 1990-04-17 |