Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9258850 | Microwave heating device and image fixing apparatus using the same | Shinzo Yoshikado, Isao Fukuda | 2016-02-09 |
| 8965263 | Microwave heating device and image fixing apparatus using the same | Shinzo Yoshikado, Isao Fukuda | 2015-02-24 |
| 8831500 | Microwave heating device having transformer interposed between tuner and heating chamber | Shinzo Yoshikado, Ryosuke Tahara, Isao Fukuda | 2014-09-09 |
| 6281961 | Developing device with mechanism for smoothly circulating developer | Mineyuki Sako, Suguru Hamamichi, Shinichi Yoshimoto, Yukihiko Okuno | 2001-08-28 |
| 5963766 | Developing device | Yukihiko Okuno, Suguru Hamamichi, Shinichi Yoshimoto, Kentaro Katori, Mineyuki Sako | 1999-10-05 |
| 5724641 | Image forming apparatus comprising a stapler relatively movable in the positions of the original discharge tray and the sheet discharge trays | Shizuo Yuge, Keichi Kinoshita, Yoshio Sakagawa | 1998-03-03 |
| 5682583 | Developing device for mixing and supplying developer | Noboru Ito, Katsuhiko Takeda | 1997-10-28 |
| 5532798 | Charging device having a plate electrode and a cleaning device for cleaning edges of the plate electrode | Yasuhiro Nakagami, Kouji Matsushita, Noboru Yonekawa, Noboru Ito, Katsuhiko Takeda | 1996-07-02 |