Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6619087 | Strip rolling method and strip rolling mill | Shigeru Ogawa, Atsushi Ishii, Kenji Yamada, Satoru Ohta | 2003-09-16 |
| 6401506 | Sheet rolling method and sheet rolling mill | Shigeru Ogawa, Atsushi Ishii, Kenji Yamada, Satoru Ohta | 2002-06-11 |