Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4552334 | Flow change-over valve for the blowing of fluids into molten metal vessel | Yoshiro Tomiyama, Hitoshi Morishita, Fumio SUDO, Shuzo Fujii, Hideo Miwa | 1985-11-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4552334 | Flow change-over valve for the blowing of fluids into molten metal vessel | Yoshiro Tomiyama, Hitoshi Morishita, Fumio SUDO, Shuzo Fujii, Hideo Miwa | 1985-11-12 |