Issued Patents 2018
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10078286 | Charging member, process cartridge and electrophotographic apparatus | Hiroshi Mayuzumi, Masataka Kodama, Noriyuki Doi, Kenichi Yamauchi, Noriko Suzumura +1 more | 2018-09-18 |
| 10036971 | Charging member, process cartridge, and electrophotographic image forming apparatus | Noriyuki Doi, Noriko Suzumura, Hiroshi Mayuzumi, Masataka Kodama, Kenichi Yamauchi +1 more | 2018-07-31 |
| 9989879 | Charging member, process cartridge and electrophotographic image forming apparatus | Noriyuki Doi, Masataka Kodama | 2018-06-05 |
| 9921513 | Charging member, process cartridge, and electrophotographic apparatus | Hiroki Masu, Noriyuki Doi | 2018-03-20 |
| 9885971 | Charging member, process cartridge, and electrophotographic image forming apparatus | Noriyuki Doi, Masataka Kodama | 2018-02-06 |