Issued Patents All Time
Showing 26–50 of 67 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9122212 | Fixing device and image forming apparatus including same | Ippei Fujimoto, Masahiro Samei, Hiroshi Ono, Hiroshi Seo, Yasunori Ishigaya +3 more | 2015-09-01 |
| 9075357 | Fixing device and image forming apparatus including same | Takumi Waida, Masahiro Samei, Hiroshi Ono, Takeshi Yamamoto, Ippei Fujimoto +4 more | 2015-07-07 |
| 9069302 | Fixing device and image forming apparatus including same | Masahiro Samei, Takumi Waida, Hiroshi Ono, Takeshi Yamamoto, Ippei Fujimoto +3 more | 2015-06-30 |
| 8977156 | Fixing device and image forming apparatus including same | Takeshi Yamamoto, Takumi Waida, Masahiro Samei, Hiroshi Ono, Ippei Fujimoto +3 more | 2015-03-10 |
| 8315534 | Image forming device to supply DC power to a load from both a main power supply device and a capacitor supply device | Tetsuya Yano, Toshitaka Semma, Yoshihisa Kimura, Norio Muraishi, Naoki Sato | 2012-11-20 |
| 8023126 | Image forming apparatus with a chargeable capacitor | Toshitaka Semma, Yoshihisa Kimura, Tetsuya Yano, Kazuo Ogawa | 2011-09-20 |
| 8010010 | Energy storage device, image forming apparatus including energy storage device, and discharge control method | — | 2011-08-30 |
| 7957663 | Heater, fixing unit and image forming apparatus | Yasuhisa Kato, Masami Okamoto, Yasutada Tsukioka, Hiromasa Takagi, Susumu Matsusaka +1 more | 2011-06-07 |
| 7885569 | Heater, fixing unit and image forming apparatus operable with a main and auxiliary power supply unit | Yasuhisa Kato, Masami Okamoto, Yasutada Tsukioka, Hiromasa Takagi, Susumu Matsusaka +1 more | 2011-02-08 |
| 7856190 | Heating device, fixing device, method of controlling temperature of heating member, and image forming apparatus | — | 2010-12-21 |
| 7840153 | Image forming apparatus with a supplemental power supply unit | Toshitaka Semma, Yoshihisa Kimura, Tetsuya Yano, Norio Muraishi, Naoki Sato | 2010-11-23 |
| 7734937 | Power supply device capable of supplying large amount of power necessary for entire system operation | Tetsuya Yano, Kazuo Ogawa, Toshitaka Semma, Yoshihisa Kimura | 2010-06-08 |
| 7683297 | Electric power supply control device, heating device and fixing device | Masami Okamoto | 2010-03-23 |
| 7624288 | System for controlling power supplies of an image formation apparatus | Naoki Sato, Yoshihisa Kimura, Tetsuya Yano, Norio Muraishi, Toshitaka Semma | 2009-11-24 |
| 7609988 | Heater, fixing unit and image forming apparatus having power supplied from chargeable auxiliary power supplying unit varied per unit time | Yasuhisa Kato, Masami Okamoto, Yasutada Tsukioka, Hiromasa Takagi, Susumu Matsusaka +1 more | 2009-10-27 |
| 7603049 | Image formation apparatus and associated method of storing power | Susumu Matsusaka, Yasuhisa Kato, Akiyasu Amita, Masami Okamoto, Yasutada Tsukioka +1 more | 2009-10-13 |
| 7565087 | Fixing device, image forming apparatus including the fixing device, and fixing method | Susumu Matsusaka, Yasuhisa Kato, Masami Okamoto, Akiyasu Amita, Yasutada Tsukioka +2 more | 2009-07-21 |
| 7551869 | Fixing device, image forming apparatus including the fixing device, and fixing method | Susumu Matsusaka, Yasuhisa Kato, Akiyasu Amita, Masami Okamoto, Yasutada Tsukioka +2 more | 2009-06-23 |
| 7546050 | Fixing apparatus including a fixing roller and a pressurization roller | Eriko Konno | 2009-06-09 |
| 7515845 | Method for supplying power, and fixing and image forming apparatuses | Yasuhisa Kato, Akiyasu Amita, Masami Okamoto, Hiromasa Takagi, Yasutada Tsukioka +3 more | 2009-04-07 |
| 7496309 | Image forming apparatus with auxiliary power source | Susumu Matsusaka, Yasuhisa Kato, Akiyasu Amita, Masami Okamoto, Yasutada Tsukioka +1 more | 2009-02-24 |
| 7421224 | Heating device, auxiliary power supplying device, auxiliary power supplying system, fixing device, and image forming apparatus | Susumu Matsusaka, Takashi Fujita, Eriko Konno | 2008-09-02 |
| 7373094 | Fixing unit having a plurality of heaters, image forming apparatus and method of determining temperature detecting position of temperature sensor | Yasuhisa Kato, Akiyasu Amita, Masami Okamoto, Yasutada Tsukioka, Hiromasa Takagi | 2008-05-13 |
| 7366432 | Fixing device for fixing an image, image forming apparatus including the fixing device, and fixing method | Susumu Matsusaka, Yasuhisa Kato, Akiyasu Amita, Masami Okamoto, Yasutada Tsukioka +2 more | 2008-04-29 |
| 7356270 | Fixing device, image forming apparatus including the fixing device, and fixing method | Susumu Matsusaka, Yasuhisa Kato, Akiyasu Amita, Masami Okamoto, Yasutada Tsukioka +2 more | 2008-04-08 |