Issued Patents All Time
Showing 1–25 of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7796931 | Heating apparatus including electrically conductive heat producing layer providing short heat increase time and temperature uniformity | Akihiro Yasuda, Masahiro Samei | 2010-09-14 |
| 7596332 | Fixing apparatus and image forming apparatus including power suppression | Tomoyuki Noguchi | 2009-09-29 |
| 7561816 | Image heating apparatus and image forming apparatus including synchronization of magnetic flux generation | Kenji Asakura, Keisuke Fujimoto, Masaru Imai, Noriyuki Tajima | 2009-07-14 |
| 7486923 | Heat generating roller, fixing equipment, and image forming apparatus | Masaru Imai, Youichi Nakamura, Naoto Matsuo, Tomoyuki Noguchi | 2009-02-03 |
| 7483666 | Fixing apparatus and image forming apparatus | Hideki Tatematsu, Shigemitsu Tani, Yuichi HATASE | 2009-01-27 |
| 7433639 | Fixing device | Akihiro Yasuda, Noriyuki Tajima, Keisuke Fujimoto, Masaru Imai | 2008-10-07 |
| 7427729 | Image heating device and image forming device | Kenji Asakura, Keisuke Fujimoto, Masaru Imai, Akihiro Yasuda | 2008-09-23 |
| 7424259 | Fixing apparatus | Masahiro Samei, Masaru Imai, Hideaki Yamada | 2008-09-09 |
| 7194234 | Electromagnetic induction heat generating roller, heating device, and image forming apparatus | Masaru Imai, Keisuke Fujimoto | 2007-03-20 |
| 7122768 | Heating roller, image heating apparatus, and image forming apparatus | Masaru Imai, Masaaki Nakano, Syuuiti Watanabe, Keisuke Fujimoto, Masaomi Inoue | 2006-10-17 |
| 7079800 | Image heating device | Kenji Asakura, Keisuke Fujimoto, Masaru Imai | 2006-07-18 |
| 6872925 | Image heating device using induction heating and image forming apparatus | Kenji Asakura, Keisuke Fujimoto, Masaru Imai | 2005-03-29 |
| 6647226 | Image forming apparatus having a plurality of image forming units with handles | Keizou Takeuchi, Shigemitsu Tani | 2003-11-11 |
| 6546220 | Image forming apparatus with plural color image forming units moveable into image forming position | Kenji Asakura, Masanori Yoshikawa | 2003-04-08 |
| 6477344 | Image forming apparatus, transfer belt unit, cleaning device and cleaner unit used for image forming apparatus | Kenji Asakura, Yasutaka Tamai, Masanori Yoshikawa, Masawo Otsuka | 2002-11-05 |
| 6418296 | Color image forming apparatus | Masahiro Aizawa, Masanori Yoshikawa, Kenji Asakura | 2002-07-09 |
| 6408155 | Color printing device | Noriyuki Tajima | 2002-06-18 |
| 6397016 | Image forming apparatus having a plurality of image forming units and translucent toner detection window | Keizou Takeuchi, Shigemitsu Tani | 2002-05-28 |
| 6397027 | Image forming apparatus having a plurality of image forming units with pivotable subunits | Keizou Takeuchi, Shigemitsu Tani | 2002-05-28 |
| 6366756 | Color image forming apparatus | Masahiro Aizawa, Masanori Yoshikawa, Kenji Asakura | 2002-04-02 |
| 6366748 | Image forming unit with high positioning and rotating accuracy and image forming apparatus using the same | Keizou Takeuchi, Hiroyuki Suzuki, Shigemitsu Tani | 2002-04-02 |
| 6249663 | Color image forming apparatus | Masahiro Alzawa, Masanori Yoshikawa, Kenji Asakura | 2001-06-19 |
| 6201943 | Color image forming apparatus and belt unit and image forming unit thereof | Kenji Asakura, Masanori Yoshikawa | 2001-03-13 |
| 6201939 | Color electrophotographic apparatus having a split toner reservoir | Hajime Yamamoto, Hiroshi Terada | 2001-03-13 |
| 6185396 | Color image forming apparatus | Masahiro Aizawa, Masanori Yoshikawa, Kenji Asakura | 2001-02-06 |