Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6760553 | Electrophotographic cluster printing system with controlled image quality | Teruaki Mitsuya, Keisuke Kubota, Masayoshi Ishii | 2004-07-06 |
| 6686943 | Control method of an electrophotographic record apparatus and image formation apparatus including controlling developing bias and photoconductor surface potential | Masayoshi Ishii, Keisuke Kubota, Teruaki Mitsuya | 2004-02-03 |