Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D489753 | Image forming apparatus | Takeshi Arimitsu, Hiroaki Sasaki, Masanari Morioka, Ken Kikuchi | 2004-05-11 |
| 6714746 | IMAGE FORMING APPARATUS ROTATIONALLY DRIVING IMAGE BEARING MEMBER AND CONTACT ELECTRIFYING MEMBER OF PROCESS CARTRIDGE AND PROCESS CARTRIDGE COMPRISING IMAGE BEARING MEMBER AND CONTACT ELECTRIFYING MEMBER | Masanari Morioka, Yoshikazu Sasago, Takashi Akutsu | 2004-03-30 |
| 6704522 | PROCESS CARTRIDGE COMPRISING STORING MEANS FOR STORING INFORMATION CONTROLLING A CHARGE ELIMINATION OPERATION AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS COMPRISING CONTROLLING MEANS CONTROLLING A CHARGE ELIMINATION OPERATION | Yoshikazu Sasago, Takashi Akutsu, Masanari Morioka | 2004-03-09 |