Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6139600 | Method of making iron-based powder composition for powder metallurgy excellent in flow ability and compactibility | Yukiko Ozaki, Kuniaki Ogura | 2000-10-31 |
| 5989304 | Iron-based powder composition for powder metallurgy excellent in flowability and compactibility and method | Yukiko Ozaki, Kuniaki Ogura | 1999-11-23 |
| 5976215 | Iron-based powder mixture for powder metallurgy and process for preparing the same | Yukiko Ozaki, Kuniaki Ogura, Toshio Nagase, Takeo Kobayashi | 1999-11-02 |
| 5938814 | Iron based powder mixture for powder metallurgy | Kuniaki Ogura, Jibin Yang | 1999-08-17 |
| 5766304 | Iron-base powder mixture for powder metallurgy and manufacturing method therefor | Kuniaki Ogura | 1998-06-16 |
| 5605559 | Alloy steel powders, sintered bodies and method | Shigeru Unami | 1997-02-25 |
| 5599377 | Mixed iron powder for powder metallurgy | Kuniaki Ogura | 1997-02-04 |
| 5571305 | Atomized steel powder excellent machinability and sintered steel manufactured therefrom | Hiroyuki Ishikawa, Kuniaki Ogura | 1996-11-05 |