Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4474361 | Oxygen-blown steelmaking furnace | Michitaka Kanemoto, Toru Yoshida, Katsuyuki Isogami | 1984-10-02 |
| 4314694 | Method for controlling exhaust gases in oxygen blown converter | Toru Yoshida, Michiyasu Honda | 1982-02-09 |
| 4192486 | Method for controlling exhaust gases in oxygen blown converter | Toru Yoshida, Michiyasu Honda | 1980-03-11 |