Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11536122 | Oil field pump | Shimpei Yokoyama, Nobuhiro Kunitake, Takumi Hori, Norihisa Takei | 2022-12-27 |
| 11261908 | Tilting pad bearing | Chihiro Yoshimine, Takuzo Shigihara, Shuichi Isayama, Yuichiro Waki | 2022-03-01 |