Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4604145 | Process for production of steel bar or steel wire having an improved spheroidal structure of cementite | Kenji Aihara | 1986-08-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4604145 | Process for production of steel bar or steel wire having an improved spheroidal structure of cementite | Kenji Aihara | 1986-08-05 |