Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6936393 | Catalyst for preparing polyester for toner | Takashi Kubo, Katsutoshi Aoki, Masayuki Maruta | 2005-08-30 |
| 6890695 | Toner for electrophotography | Katsutoshi Aoki, Masayuki Maruta | 2005-05-10 |
| 6864030 | Toner | Masayuki Maruta, Katsutoshi Aoki | 2005-03-08 |