Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4540424 | Heat-resisting alloy for rolls for glass forming | Yoshiaki Yamakami | 1985-09-10 |
| 4538668 | Assembly roll for high temperature service | Hisakatsu Nishihara | 1985-09-03 |
| 4442883 | Roll for continuous casting | Yoshiaki Yamakami | 1984-04-17 |
| 4314861 | Manufacturing method of elbows made of cast stainless steel | Shinichi Murakami, Hisakatsu Nishihara, Sueyoshi Noji | 1982-02-09 |