Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9081334 | Image forming apparatus | Jun Mochizuki, Yasuhito Shirafuji, Yasushi Takeuchi | 2015-07-14 |
| 8874015 | Image forming apparatus | Jun Mochizuki, Yasuhito Shirafuji, Yasushi Takeuchi | 2014-10-28 |
| 8457537 | Image forming apparatus for transferring a toner image onto a recording material | Yasuhito Shirafuji, Yasushi Takeuchi, Jun Mochizuki | 2013-06-04 |
| 7853186 | Developing apparatus featuring multiple magnetic rollers | Tomoyuki Sakamaki | 2010-12-14 |
| 7725061 | Developing apparatus | Tomoyuki Sakamaki | 2010-05-25 |
| 7653336 | Developing apparatus featuring multiple magnetic rollers for developing a latent image multiple times | Tomoyuki Sakamaki | 2010-01-26 |
| 7561838 | Developing apparatus featuring magnetic seal members disposed in developer delivery regions | Tomoyuki Sakamaki | 2009-07-14 |
| 7065306 | Toner residual amount detection apparatus | Yoshio Mizuno, Atsushi Chaki, Ryo Hanashi | 2006-06-20 |
| 6931217 | Toner residual amount detection apparatus | Yoshio Mizuno, Atsushi Chaki, Ryo Hanashi | 2005-08-16 |
| 6694110 | Image forming apparatus with variable waiting time conveyance feature | Takeo Yamamoto | 2004-02-17 |