Issued Patents 2011
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8084176 | Toner, developer, and image forming method | Shinya Nakayama, Yasutada Shitara, Hiroyuki Kishida | 2011-12-27 |
| 8034526 | Method for manufacturing toner and toner | Yohichiroh Watanabe, Shinji Ohtani, Yoshihiro Norikane, Yasutada Shitara, Kazumi Suzuki +1 more | 2011-10-11 |
| 8012659 | Image forming apparatus, toner, and process cartridge | Hyo Shu, Minoru Masuda, Yasutada Shitara | 2011-09-06 |
| 8007974 | Toner, image forming apparatus using the same, image forming method using the same, and process cartridge | Shinya Nakayama, Akihiro Kotsugai, Yasutada Shitara | 2011-08-30 |
| 7901861 | Electrophotographic image forming method | Yasutada Shitara, Minoru Masuda, Hyo Shu | 2011-03-08 |
| 7892718 | Image forming apparatus, image forming method and process cartridge | Yohichiroh Watanabe, Yasutada Shitara | 2011-02-22 |
| 7873304 | Image forming apparatus, image forming method, and process cartridge | Yohichiroh Watanabe, Yasutada Shitara | 2011-01-18 |
| 7862973 | Toner and developer, and image forming apparatus, image forming method and process cartridge | Shinya Nakayama, Akihiro Kotsugai, Yasutada Shitara, Yohichiroh Watanabe | 2011-01-04 |