Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5234488 | Mold additive for continuous casting of steel | Kenji Ichikawa, Osamu Nomura, Akihiro Morita, Hideaki Fujiwara, Koyo Yanagawa | 1993-08-10 |
| 4842647 | Mould additive for continuous casting of steel | Kenji Ichikawa, Osamu Nomura, Koyo Yanagawa | 1989-06-27 |