Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6237205 | Reversing cold rolling apparatus | Yoshitaka Yoshimura, Akira Umetsu | 2001-05-29 |
| 6228321 | Box annealing furnace method for annealing metal sheet using the same and annealed metal sheet | Akira Umetsu, Kusuo Furukawa, Hidehiko Kimishima | 2001-05-08 |
| 5234507 | Anti-oxidant agent for continuous annealing of stainless steel strip and anti-oxidation method using the same | Kuniaki Sato, Genichi Ishibashi, Yasuhiro Katsuki, Hisatomi Muraki, Yoshiharu Yamaguchi | 1993-08-10 |
| 5131126 | Method for descaling hot-rolled stainless steel strip | Yasuhiro Katsuki, Kuniaki Sato, Genichi Ishibashi | 1992-07-21 |
| 4266970 | Method for blowing gas from below into molten steel in refining vessel | Shoji Iwaoka, Shigeo Anzai, Susumu Ushigome, Yoshiaki Watanabe, Nobuyuki Mimura | 1981-05-12 |