Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6733600 | Nitrided maraging steel and method of manufacture thereof | Masahiro Suzuki, Ikuo Tani, Youichi Watanabe, Shunzou Umegaki, Kiyotaka Akimoto +1 more | 2004-05-11 |
YH
Yuichi Heishi
Dowa Mining Co.: 1 patents #9 of 37Top 25%
Overall (2004): #80,519 of 270,089Top 30%
1
Patents 2004