Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10410780 | Iron powder for dust core | Naomichi Nakamura | 2019-09-10 |
| 10207328 | Alloy steel powder for powder metallurgy, and sintered body | Akio Kobayashi, Naomichi Nakamura, Toshio Maetani, Akio Sonobe, Itsuya SATO | 2019-02-19 |