Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9340856 | Ni—Fe—Cr alloy and engine valve welded with the same alloy | Katsunori Otobe, Shinichi Nishimura, Kenji Nakagawa | 2016-05-17 |
| 9334977 | Engine valve | Hisanaga Yokoyama | 2016-05-10 |