Issued Patents 2020
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10822984 | Sealing device | Toyoharu Nishikawa, Katsuhisa Hamada | 2020-11-03 |
| 10731499 | Seal device for turbine, turbine, and thin plate for seal device | Azumi Yoshida, Hidekazu Uehara, Hiroharu Oyama, Kohei Ozaki, Katsuhisa Hamada +4 more | 2020-08-04 |
| 10718434 | Step seal, seal structure, turbo machine, and method for manufacturing step seal | Toyoharu Nishikawa, Hiroharu Oyama, Katsuhisa Hamada, Hideaki Sugishita | 2020-07-21 |
| 10662796 | Seal device for turbine, turbine, and thin plate for seal device | Azumi Yoshida, Hidekazu Uehara, Hiroharu Oyama, Kohei Ozaki, Katsuhisa Hamada +4 more | 2020-05-26 |
| 10557363 | Sealing structure and rotary machine | Kazuyuki Matsumoto, Hiroharu Oyama, Yoshinori Tanaka | 2020-02-11 |