Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11542579 | Iron-based prealloy powder, iron-based diffusion-bonded powder, and iron-based alloy powder for powder metallurgy using the same | Hak Soo Kim, Kohsuke Ashizuka, Akio Kobayashi, Naomichi Nakamura, Masashi Fujinaga +2 more | 2023-01-03 |
| 4269218 | Rotary valve | — | 1981-05-26 |