Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5994665 | Method of continuous hot rolling and apparatus for welding steel bars thereof | Shigeru Nishibayashi, Masahiro Ohara, Katsuhiro Minamida, Rokuro Kohno, Atsushi Sugihashi | 1999-11-30 |
| 5894752 | Method and system for warm or hot high-velocity die forging | Masakazu Yano, Katsuhiko Osaki, Yoshio Kasahara | 1999-04-20 |
| 5814787 | Apparatus for welding steel bars in a continuous hot rolling process | Shigeru Nishibayashi, Masahiro Ohara, Katsuhiro Minamida, Rokuro Kohno, Atsushi Sugihashi | 1998-09-29 |