Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4943398 | Method for manufacturing a fused cast refractory | Shigeo Endo, Haruo Kawashima, Kimio Hirata, Yasuo Saito, Takao Uchiya | 1990-07-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4943398 | Method for manufacturing a fused cast refractory | Shigeo Endo, Haruo Kawashima, Kimio Hirata, Yasuo Saito, Takao Uchiya | 1990-07-24 |