Issued Patents All Time
Showing 1–25 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9989876 | Image forming apparatus and method for calculating a toner degradation rate | Mutsuki Morinaga, Tadashi Kasai, Jun Hitosugi, Takamasa Ozeki, Makoto Yasuda +6 more | 2018-06-05 |
| 9684259 | Image forming apparatus | Takatsugu Komori, Emiko Shiraishi, Tadashi Kasai, Takamasa Ozeki, Jun Hitosugi +4 more | 2017-06-20 |
| 9599946 | Image forming apparatus | Mutsuki Morinaga, Tadashi Kasai, Jun Hitosugi, Takamasa Ozeki, Makoto Yasuda +4 more | 2017-03-21 |
| 9588460 | Image forming apparatus | Tadashi Kasai, Jun Hitosugi, Takamasa Ozeki, Emiko Shiraishi, Wakana Itoh +3 more | 2017-03-07 |
| 9513594 | Protective layer forming device and image forming apparatus | Hiroshi Nakai, Kenji Komito, Tadashi Kasai, Takamasa Ozeki, Jun Hitosugi +6 more | 2016-12-06 |
| 9488931 | Image forming apparatus | Makoto Yasuda, Jun Hitosugi, Takamasa Ozeki, Mutsuki Morinaga, Emiko Shiraishi +14 more | 2016-11-08 |
| 9316987 | Image forming apparatus and image forming method | Jun Hitosugi, Takamasa Ozeki, Mutsuki Morinaga, Emiko Shiraishi, Wakana Itoh +4 more | 2016-04-19 |
| 9280125 | Image forming apparatus | Wakana Itoh, Tadashi Kasai, Takamasa Ozeki, Jun Hitosugi, Emiko Shiraishi +4 more | 2016-03-08 |
| 9217985 | Image bearing member protecting agent, protective layer forming device, and image forming apparatus | Kenji Komito, Hiroshi Nakai, Takuya Sekine | 2015-12-22 |
| 9182698 | Method of transferring image and image transferring system and image forming apparatus with same | Junichi Ichikawa, Kenji Sengoku, Shinya Tanaka, Junpei Fujita | 2015-11-10 |
| 8995899 | Protecting agent-supplying device, process cartridge, image forming apparatus | Hiroshi Nakai, Shinya Tanaka, Kohsuke Yamamoto, Taichi Urayama | 2015-03-31 |
| 8989645 | Image forming apparatus | Hiroshi Nakai, Takuya Sekine, Kenji Komito | 2015-03-24 |
| 8892021 | Image forming apparatus, protective agent supplying member and protective layer forming apparatus | Hiroshi Nakai, Takuya Sekine | 2014-11-18 |
| 8676108 | Protecting agent supplying member, protective layer forming device, and image forming apparatus | Hiroshi Nakai, Shinya Tanaka, Kohsuke Yamamoto, Taichi Urayama | 2014-03-18 |
| 8649722 | Protective agent supply device, process cartridge, and image forming apparatus | Taichi Urayama | 2014-02-11 |
| 8649723 | Protective agent feeding member, protective layer forming apparatus, and image forming apparatus | Hiroshi Nakai, Shinya Tanaka | 2014-02-11 |
| 8452222 | Image-bearing member protecting agent, protective layer forming device, image forming method, image forming apparatus, and process cartridge | Shinya Tanaka, Hiroshi Nakai, Taichi Urayama | 2013-05-28 |
| 8437677 | Protecting agent-supplying device, process cartridge, image forming apparatus and image forming method | Hiroshi Nakai, Shinya Tanaka, Taichi Urayama | 2013-05-07 |
| 8437676 | Image-bearing member protecting agent, method of applying an image-bearing member protecting agent, protective layer forming device, image forming method, process cartridge, and image forming apparatus | Shinya Tanaka, Hiroshi Nakai, Taichi Urayama | 2013-05-07 |
| 8385807 | Image-bearing member protecting agent, protective layer forming device, image forming method, process cartridge and image forming apparatus | Shinya Tanaka, Hiroshi Nakai | 2013-02-26 |
| 8358961 | Image-bearing member protecting agent, protective layer forming device, image forming method, image forming apparatus, and process cartridge | Hiroshi Nakai, Shinya Tanaka | 2013-01-22 |
| 8351838 | Image bearing member-protecting agent, protecting agent supplying device, process cartridge, image forming apparatus and image forming method | Taichi Urayama, Hiroshi Nakai, Shinya Tanaka | 2013-01-08 |
| 8285188 | Protective agent for image bearing member, protective layer setting unit, and process cartridge | Shinya Tanaka, Hiroshi Nakai, Masato Iio, Masahide Yamashita, Naoyuki Ozaki | 2012-10-09 |
| 8219017 | Image forming apparatus and process cartridge | Hiroshi Nakai, Shinya Tanaka, Taichi Urayama | 2012-07-10 |
| 8107872 | Image forming apparatus and process cartridge | Naoyuki Ozaki, Hiroshi Nakai, Masahide Yamashita, Masato Iio, Shinya Tanaka | 2012-01-31 |