Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11441212 | Alloyed steel powder | Akio Kobayashi, Naomichi Nakamura | 2022-09-13 |
| 11364541 | Partially diffusion-alloyed steel powder | Akio Kobayashi, Naomichi Nakamura | 2022-06-21 |
| 11236411 | Alloyed steel powder for powder metallurgy and iron-based mixed powder for powder metallurgy | Nao NASU, Akio Kobayashi | 2022-02-01 |