Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5507853 | Iron powder and mixed powder for powder metallurgy as well as method of producing iron powder | Kuniaki Ogura, Hiroyuki Ishikawa, Yoshiaki Maeda, Minoru Nitta, Hiroshi Ohtsubo +1 more | 1996-04-16 |
| 5458670 | Iron powder and mixed powder for powder metallurgy as well as method of producing iron powder | Kuniaki Ogura, Hiroyuki Ishikawa, Yoshiaki Maeda, Minoru Nitta, Hiroshi Ohtsubo +1 more | 1995-10-17 |