Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6572699 | Method and apparatus for detecting melt level | Masato Moriya, Tadayuki Hanamoto, Kazuhiro Mimura | 2003-06-03 |
| 6569236 | Device and method for producing single-crystal ingot | Shigeo Morimoto, Hiroshi Monden, Daisuke Ebi | 2003-05-27 |