Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5369066 | Refractory material and product thereof containing low-silica electrofused magnesia clinker | Masakazu Ootsubo, Setsunori Hamaguchi, Isao Watanabe, Yoichi Furuta, Toshihiro Suruga | 1994-11-29 |