Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5328658 | Method of refining chromium-containing steel | Yoshihiro Naito, Hitoshi Sakuma | 1994-07-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5328658 | Method of refining chromium-containing steel | Yoshihiro Naito, Hitoshi Sakuma | 1994-07-12 |