Issued Patents 2023
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11691920 | High alumina fused cast refractory and method of producing same | Hiroshi Sugiyama, Shinji Tsuchiya, Itaru Hashimoto, Yasuo Misu | 2023-07-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11691920 | High alumina fused cast refractory and method of producing same | Hiroshi Sugiyama, Shinji Tsuchiya, Itaru Hashimoto, Yasuo Misu | 2023-07-04 |