Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5569445 | Fine acicular .alpha.-ferric oxide and production thereof | Yoshiki Fukatsu, Shinji Nakahara, Youichi Yamada, Tatsuya Hida, Mizuho Wada | 1996-10-29 |
| 4664767 | Plasma treating method and apparatus therefor | Katsuyoshi Kudo, Katsuaki Nagatomo, Katsuyasu Nishita, Yoshifumi Ogawa | 1987-05-12 |
| 4414196 | Method of producing single crystalline, acicular .alpha.-ferric oxide | Seiji Matsumoto, Tadashi Koga, Kiyoshi Fukai | 1983-11-08 |