Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6449996 | Method of hot-rolling metal pieces | Takeshi Hirabayashi, Shigeru Isoyama, Hideyuki Nikaido | 2002-09-17 |
| 6340108 | Hot rolling method and equipment | Shigeru Isoyama, Takeshi Hirabayashi, Takushi Kagawa, Kazunori Nagai, Naohiko Ishibashi +1 more | 2002-01-22 |