Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6103437 | Magnetic toner particles comprising magnetite particles containing silicon | Minoru Kozawa, Koso Aoki, Hiromitsu Misawa, Naoki Uchida, Kazuo Fujioka | 2000-08-15 |
| 5858532 | Magnetite particles, magnetic iron oxide particles, process for the production of the same and magnetic toner using the same | Minoru Kozawa, Koso Aoki, Hiromitsu Misawa, Naoki Uchida, Kazuo Fujioka | 1999-01-12 |