Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9821371 | Refractory material and casting nozzle | Katsumi Morikawa, Taro MAKINO, Ling Li | 2017-11-21 |
| 9221099 | Refractory material and casting nozzle | Katsumi Morikawa, Naomi Yoshitsugu, Ling Li | 2015-12-29 |
| 8251129 | Refractory material, continuous casting nozzle using the refractory material, production methods for the continuous casting nozzle, and continuous casting methods using the continuous casting nozzle | Katsumi Morikawa, Hiroshi Otsuka, Yuichi Tsukaguchi | 2012-08-28 |
| 8172114 | Refractory material for nozzle for use in continuous casting, and continuous casting nozzle | Katsumi Morikawa, Yoshitaka Hiraiwa, Keiichiro Neba, Takashi Sadano, Shinichi Fukunaga +1 more | 2012-05-08 |