Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4773931 | Spindle ferromagnetic alloy particles | Akio Mishima, Yosiro Okuda, Hiroshi Sumita, Yoshitaka Yoshinaga, Tokihiro Kurata | 1988-09-27 |
| 4514216 | Acicular ferromagnetic alloy particles for magnetic recording and process for producing the same | Akio Mishima, Yoshiro Okuda, Tosiharu Harada, Tomoyuki Imai | 1985-04-30 |
| 4437881 | Acicular ferromagnetic alloy particles and process for producing said particles | Akio Mishima, Yoshiro Okuda, Tosiharu Harada, Tomoyuki Imai | 1984-03-20 |
| 4406694 | Process for producing acicular ferromagnetic alloy particles and acicular ferromagnetic alloy particles obtained by the said process | Akio Mishima, Yosiro Okuda, Tosiharu Harada | 1983-09-27 |
| 4318735 | Process for preparing magnetic particles with metallic region therein, and magnetic particles prepared by the process | Akio Mishima, Hiroyuki Kondo | 1982-03-09 |