Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8676079 | Operating device, information processing apparatus, and image forming apparatus | Yasushi Nakamura, Hiroyuki Nagao, Hidenobu Mandai, Kazuhiro Matsuyama, Kazuhisa Yoneda | 2014-03-18 |
| 8436878 | Image forming apparatus | Kazuhisa Yoneda, Hiroyuki Nagao, Hidenobu Mandai, Kazuhiro Matsuyama, Yasushi Nakamura | 2013-05-07 |
| 8243342 | Image processing device | Hidenobu Mandai, Kazuhisa Yoneda, Hiroyuki Nagao, Yasushi Nakamura, Takashi Kikutani +1 more | 2012-08-14 |
| 8107136 | Image forming apparatus | Hidenobu Mandai, Takashi Kikutani, Kazuhisa Yoneda, Hiroyuki Nagao, Shigenori Morimoto +2 more | 2012-01-31 |
| 6463235 | Light-sensitive drum mounting/demounting structure, light-sensitive unit provided with the same structure and image-forming device with the same unit | Toshio Yamanaka, Hideaki Kadowaki, Naoyuki Harada | 2002-10-08 |
| 6421514 | Charging device | Toshio Yamanaka, Hideaki Kadowaki, Naoyuki Harada | 2002-07-16 |
| 6219498 | Image forming apparatus having improved image transfer characteristics | Atsuyuki Katoh, Masaru Tsuji, Kenji Sugimura, Hiroshi Tachiki | 2001-04-17 |
| 6044236 | Image forming apparatus having improved image transfer characteristics | Atsuyuki Katoh, Masaru Tsuji, Kenji Sugimura, Hiroshi Tachiki | 2000-03-28 |
| 5890031 | Safety device for a toner image fixing device | Shogo Yokota, Toshiaki Kagawa, Toshihiro Tamura | 1999-03-30 |
| 5285240 | Image forming machine comprising three separable frames with opening/closing mechanisms between each frame | Kouichi Yamauchi | 1994-02-08 |