Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4705763 | High zirconia fused refractory product | Atsushi Hayashi, Kiyoharu Kuwabara, Toshihiro Ishino | 1987-11-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4705763 | High zirconia fused refractory product | Atsushi Hayashi, Kiyoharu Kuwabara, Toshihiro Ishino | 1987-11-10 |