Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6627368 | Organic metal complex compound and electrostatic image developing toner using the same | Masaki Okubo, Hiroshi Nanaumi | 2003-09-30 |
| 6552211 | Zirconium compound and electrophotographic toner employing it | Taito Muraoka, Katuya Yamaguti, Rie Murakami, Hiroyoshi Yamaga | 2003-04-22 |