Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6780555 | Black magnetic iron oxide particles and magnetic toner | Naoki Uchida, Minoru Kouzawa, Hiromitsu Misawa, Koso Aoki | 2004-08-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6780555 | Black magnetic iron oxide particles and magnetic toner | Naoki Uchida, Minoru Kouzawa, Hiromitsu Misawa, Koso Aoki | 2004-08-24 |