Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9778594 | Developing device | — | 2017-10-03 |
| 9291988 | Image forming apparatus including cartridge position detector | Yasuyuki Ishiguro, Hisashi Kunihiro, Hitoshi Nagahama | 2016-03-22 |
| 8036554 | Image forming apparatus and density correction method | — | 2011-10-11 |
| 7449274 | Toner for electrostatic image development and image forming method using the same | Tatsuo Imafuku, Takahiro Bito, Takeshi Satoh, Takeshi Ohkawa, Akiko Tsujimoto | 2008-11-11 |
| 7026088 | Master batch and toner for use in electrophotography | Sayaka Fujita, Katsuru Matsumoto, Toshihiko Murakami | 2006-04-11 |