Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6055837 | Method for rolling shape steel having flange and web, and rolling mill line for the same | Kazushige Ikuta, Hiroshi Yamane, Shinya Hayashi, Hiroshi Yamashita | 2000-05-02 |
| 4966026 | Edging roll for use in making sections having flanges | — | 1990-10-30 |
| 4685319 | Rolling method and apparatus for forming sections having flange | Koshiro Aoyagi, Kenji Betsuki | 1987-08-11 |
| 4503699 | Method and apparatus for rolling rails | Kanichi Kishikawa, Seiichi Nagasoe | 1985-03-12 |
| 4503700 | Method of rolling rails | Kanichi Kishikawa | 1985-03-12 |
| 4334419 | Method for rolling steel sections having flanges or flange-like portions | Kanichi Kishikawa, Kazuo Watanabe, Hideki Tokita, Seiichi Nagasoe | 1982-06-15 |