Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5151206 | Acicular iron carbide particulate material and process for producing same | Kazuo Okamura, Ikuo Kitamura, Hideki Aomi, Satoshi Koyama, Katsushi Tokunaga +1 more | 1992-09-29 |
| 4842759 | Acicular process for producing particulate material | Kazuo Okamura, Ikuo Kitamura, Hideki Aomi, Satoshi Koyama, Katsushi Tokunaga +1 more | 1989-06-27 |