Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5482904 | Heat-insulating refractory material | Hideaki Kawabe, Shozou Hagiwara, Koji Kuga | 1996-01-09 |
| 5369066 | Refractory material and product thereof containing low-silica electrofused magnesia clinker | Naoki Furuta, Masakazu Ootsubo, Isao Watanabe, Yoichi Furuta, Toshihiro Suruga | 1994-11-29 |
| 4683151 | Method for application of refractory spray material | Sumio Hanaoka | 1987-07-28 |