Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10480576 | Bearing device and exhaust turbine turbocharger | Tatsuya Ishizaki, Yosuke Dammoto, Yoji Akiyama | 2019-11-19 |
| 10473207 | Oil-drain device for thrust bearing device and turbocharger provided with the same | Tadasuke Nishioka, Yosuke Danmoto, Isao Tomita, Takashi NAMBU, Yoji Akiyama +4 more | 2019-11-12 |