Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5238483 | Acicular magnetic iron based alloy particles for magnetic recording and method of producing the same | Akio Mishima, Mamoru Tanihara, Yasutaka Ota, Hirofumi Kawasaki, Kenji Okinaka +3 more | 1993-08-24 |
| 5156922 | Acicular magnetic iron based alloy particles for magnetic recording and method of producing the same | Akio Mishima, Mamoru Tanihara, Yasutaka Ota, Hirofumi Kawasaki, Kenji Okinaka +3 more | 1992-10-20 |