Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6049559 | Method of refining metal to high degree of purity and high-frequency vacuum induction melting apparatus | Kenji Abiko, Hitoshi Kawano, Masanori Tsuda, Yasuhiro Nakai, Masanobu Harada +1 more | 2000-04-11 |
| 5892790 | Cold crucible induction furnace | Kenji Abiko, Hitoshi Kawano, Masanori Tsuda | 1999-04-06 |