Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6802910 | Cleaning and remanufacturing methods for developing container | Mamoru Nagatsuma, Teruo Suzuki, Kouzou Nishimura | 2004-10-12 |
| 6788912 | Toner supply container and stirring rotation member | Tetsuo Isomura | 2004-09-07 |
| 6704533 | Toner supply container and stirring rotation member | Tetsuo Isomura | 2004-03-09 |