Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5636544 | Cold rolling method for a metal strip and a mill array | Atsushi Tomizawa, Hideo Yamamoto, Takeshi Masui, Kiyotaka Hori, Ryuji Hamada +6 more | 1997-06-10 |
| 5390518 | Method for shining metal sheet surfaces and method for cold-rolling metallic materials | Kazuo Morimoto, Hideaki Furumoto, Tetsuo Kajihara, Kanji Hayashi, Atsushi Tomizawa +5 more | 1995-02-21 |