Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8778258 | Tundish nozzle exchanging device, and tundish nozzle for use in the device | Hiroyuki Tofuku, Kiyonori Hara | 2014-07-15 |
| 8414826 | Tundish nozzle exchanging device, and tundish nozzle for use in the device | Hiroyuki Tofuku, Kiyonori Hara | 2013-04-09 |
| 8152033 | Sliding nozzle device and plate used for the device | Junichi Funato, Hitoshi Nakamura | 2012-04-10 |