Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8045872 | Image-forming apparatus containing electrophotographic system and image-forming method | Katsuyuki Hirata, Toshikuni Ando, Kiyohito Tsujihara | 2011-10-25 |
| 8023839 | Developing apparatus and image forming machine | Katsuyuki Hirata, Mitsuru Obara, Yoshinori Tsutsumi | 2011-09-20 |
| 7983507 | Image fo ming device and image forming method | Masahiro Kouzaki, Tetsuya Sakai, Soh Hirota, Takashi Harashima | 2011-07-19 |