Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4473352 | Double-incline shaft kiln | Setsuo Tamura | 1984-09-25 |
| 4263043 | Desulfurizing agent for injection | Osamu Haida, Toshihiko Emi, Sumio Yamada, Fumio SUDO | 1981-04-21 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4473352 | Double-incline shaft kiln | Setsuo Tamura | 1984-09-25 |
| 4263043 | Desulfurizing agent for injection | Osamu Haida, Toshihiko Emi, Sumio Yamada, Fumio SUDO | 1981-04-21 |