Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10598437 | Hybrid metal melting furnace | Kazufumi Niwa, Hiroaki Kato, Yusuke Wakita | 2020-03-24 |
| 10393437 | Melting material supply apparatus | Kazufumi Niwa, Hiroaki Kato, Yusuke Wakita | 2019-08-27 |