Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10843264 | Molding die and molding method | Tsuneo Maruyama, Yoshiki Tamura | 2020-11-24 |
| 10845794 | State identification device, state identification method and mechanical device | Masaaki Maeda, Yuichi Sakurai, Masayoshi Takahashi | 2020-11-24 |
| 10731704 | Oil-impregnated sintered bearing and production method therefor | Yoshiki Tamura, Osamu Sakai | 2020-08-04 |