Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5134910 | Method of cutting roll surface | Hidenobu Morikuni, Hiroshi Matsumoto, Kenji FUJIHARA | 1992-08-04 |
| 4729502 | Apparatus for treating ends of large-diameter welded pipe | Yoshitsuga Fukukawa, Atsushi Nishida, Akio Takemori | 1988-03-08 |