Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4875069 | Anti-fouling device for sheet gripper | Kenji Takeda | 1989-10-17 |
| 4723145 | Color image forming apparatus comprising separate motors for driving the image bearing member and the transfer material supporting member | Kenji Takeda | 1988-02-02 |
| 4646679 | Developing apparatus | Akio Ohno, Kiyoharu Tanaka, Kenji Takeda, Kenji Yoshinaga, Shinichi Oguri | 1987-03-03 |
| 4622916 | Color image forming apparatus | Kiyoharu Tanaka, Akio Ohno, Yasushi Murayama, Osamu Hoshino | 1986-11-18 |
| 4620783 | Color image forming apparatus | Kiyoharu Tanaka, Kenji Yoshinaga, Kenji Takeda, Shinichi Oguri, Akio Ohno | 1986-11-04 |
| 4593992 | Image forming apparatus | Kenji Yoshinaga | 1986-06-10 |
| 4521099 | Copying apparatus | Hajime Katayama, Hiroshi Nitanda, Tateki Nagaoka, Hirotoshi Kishi, Noriyoshi Iida +2 more | 1985-06-04 |
| 4483610 | Method of cleaning a transfer material supporting member in an image forming apparatus | — | 1984-11-20 |
| 4415256 | Apparatus for transferring images | Takahiro Inoue, Takao Aoki | 1983-11-15 |
| 4401385 | Image forming apparatus incorporating therein ozone filtering mechanism | Hajime Katayama, Tateki Nagaoka, Shigeyoshi Onoda, Atsushi Kubota, Hiroshi Hara +1 more | 1983-08-30 |
| 4384781 | Image information recording device | — | 1983-05-24 |