Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8480777 | Oil separation device of engine | Takahiro Sakaguchi, Tokio Kagawa, Jun Yamane, Naoki Suizu, Suguru Fukui +3 more | 2013-07-09 |
| 7926458 | Lubricating device | Masahiro Naito, Jun Yamane | 2011-04-19 |