Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11162151 | Tube body that is to be used in high-temperature atmosphere and method for forming metal oxide layer on inner surface of tube body | Motoyuki Matsubara, Hiroshi Yamaguchi, Masayuki Tomita | 2021-11-02 |
| 11136655 | Heat-resistant alloy, and reaction tube | Yohei ENJO | 2021-10-05 |
| 11072847 | Cast product having alumina barrier layer | Youhei Enjo, Makoto Hineno, Shinichi Uramaru | 2021-07-27 |
| 11059134 | Alloy for overlay welding and reaction tube | Motoyuki Matsubara, Hiroshi Yamaguchi, Masayuki Tomita | 2021-07-13 |
| 11035031 | Protective surface on stainless steel | Vasily Simanzhenkov, Hany Farag, Leslie Wilfred Benum, Billy Santos, Kathleen Donnelly +2 more | 2021-06-15 |