Issued Patents All Time
Showing 1–6 of 6 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 |
| 10265766 | Alloy steel powder for powder metallurgy and method of producing iron-based sintered body | Shigeru Unami | 2019-04-23 |
| 10207328 | Alloy steel powder for powder metallurgy, and sintered body | Takuya TAKASHITA, Akio Kobayashi, Naomichi Nakamura, Akio Sonobe, Itsuya SATO | 2019-02-19 |
| 10092952 | Method and apparatus for measuring apparent density of metal powder, method and apparatus for producing mixed powder, and method and apparatus for producing powder compact | Hiroharu Kato | 2018-10-09 |
| 9815115 | Finish heat treatment method and finish heat treatment apparatus for iron powder | Yasuhiko Sakaguchi | 2017-11-14 |
| 9321103 | Finish heat treatment method and finish heat treatment apparatus for iron powder | Yasuhiko Sakaguchi | 2016-04-26 |