Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5551978 | Apparatus for producing single crystal | Yoshihiro Akashi, Setsuo Okamoto | 1996-09-03 |
| 5435263 | Method of producing single crystal | Yoshihiro Akashi, Setsuo Okamoto | 1995-07-25 |