Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6475687 | Magnetic composite particles for black magnetic toner and black magnetic toner using the same | Kazuyuki Hayashi, Keisuke Iwasaki, Hiroko Morii | 2002-11-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6475687 | Magnetic composite particles for black magnetic toner and black magnetic toner using the same | Kazuyuki Hayashi, Keisuke Iwasaki, Hiroko Morii | 2002-11-05 |