Issued Patents 2003
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6652618 | Iron based mixed power high strength sintered parts | Shigeru Unami | 2003-11-25 |
| 6648941 | Iron-based mixed powder for powder metallurgy and iron-based sintered compact | Junichi Ohta, Akio Sonobe | 2003-11-18 |
| 6610120 | Alloyed steel powder for powder metallurgy | Naomichi Nakamura, Shigeru Unami, Masashi Fujinaga | 2003-08-26 |
| 6533836 | Iron-based powders for powder metallurgy | Yukiko Ozaki | 2003-03-18 |
| 6514307 | Iron-based sintered powder metal body, manufacturing method thereof and manufacturing method of iron-based sintered component with high strength and high density | Naomichi Nakamura, Shigeru Unami, Masashi Fujinaga, Takashi Yoshimura, Mitsumasa Iijima +3 more | 2003-02-04 |
| 6503443 | Metallic powder molding material and its re-compression molded body and sintered body obtained from the re-compression molded body and production methods thereof | Takashi Yoshimura, Hiroyuki Amma, Masashi Fujinaga, Mitsumasa Iijima, Yasuo Hatai +2 more | 2003-01-07 |
| 6503445 | Iron-based powder composition for powder metallurgy having higher flowability and higher compactibility and process for production thereof | Yukiko Ozaki, Kuniaki Ogura | 2003-01-07 |