Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6126713 | Additive for use in producing spheroidal graphite cast iron | Yoshio Igarashi, Hideharu Nakano, Kenya Matsuyama, Masahiro Takahashi, Masahide Kawabata +2 more | 2000-10-03 |
| 4996402 | Method and apparatus for continuously melting material by induction heating | Hideo Hashida, Hideki Kanno, Kokichi Nakamura, Haruyoshi Sumimoto | 1991-02-26 |