Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10247478 | Monolithic refractory structure | Hiroki TSUKIGASE, Ryuichi Ishikawa | 2019-04-02 |
| 9664447 | Fibrous heat-insulating block and method for lining heated furnace-surface using same | Motokuni Itakusu, Masaharu Sato, Takuo Uehara, Yoshitsugu Okanaka, Tomonobu Shiraishi +2 more | 2017-05-30 |
| 7418875 | Tension measuring method and apparatus for chain | Sachihiko Maeda | 2008-09-02 |