JE

Joh Ebara

Ricoh Company: 36 patents #442 of 9,818Top 5%
Overall (All Time): #94,494 of 4,157,543Top 3%
36
Patents All Time

Issued Patents All Time

Showing 1–25 of 36 patents

Patent #TitleCo-InventorsDate
9624061 Sheet processing device, image forming system, and computer-readable storage medium Shingo Matsushita, Keisuke Sugiyama, Kiyoshi Hata, Takashi Saito, Akihiro Musha +8 more 2017-04-18
9353553 Image forming apparatus with locking drawer unit Yusuke Funayama, Hiroshi Ishii, Junichi Kawase, Kohta Takenaka, Tetsuji Nishikawa +4 more 2016-05-31
9188946 Image forming apparatus including drawer with variable length cable holder Tetsuji Nishikawa, Yusuke Funayama, Hidehiko Maeda, Junichi Kawase, Hiroshi Ishii +6 more 2015-11-17
9176462 Image forming apparatus having a drawer unit with a paper-feeding conveying path therein Yoshihide Ohta, Hiroshi Ishii, Junichi Kawase, Kohta Takenaka, Tetsuji Nishikawa +6 more 2015-11-03
9163429 Image forming apparatus having drawer unit Kohta Takenaka, Hiroshi Ishii, Junichi Kawase, Tetsuji Nishikawa, Yoshihide Ohta +4 more 2015-10-20
8521046 Image forming apparatus Keisuke Sugiyama, Kouji Amanai, Toshiyuki Uchida, Yohei Miura, Narumi Sugita 2013-08-27
8385778 Method and apparatus for image forming capable of effectively eliminating color displacement by recognizing a rotational position of a rotating member with a mechanism using detection marks Noriaki Funamoto, Toshiyuki Uchida 2013-02-26
8331822 Image forming apparatus and image forming method of effectively detecting a speed deviation pattern of the image forming apparatus Kazuhiko Kobayashi, Yasuhisa Ehara, Kouji Amanai, Seiichi Handa, Yuji Matsuda +3 more 2012-12-11
8260179 Image forming apparatus including first and second image forming devices and first and second belt units Yohei Miura, Kouji Amanai, Toshiyuki Uchida, Narumi Sugita, Keisuke Sugiyama +2 more 2012-09-04
8185018 Method and apparatus for image forming capable of effectively eliminating color displacement by recognizing a rotational position of a rotating member with a mechanism using detection marks Noriaki Funamoto, Toshiyuki Uchida 2012-05-22
8068766 Rotary drive device and image forming apparatus Takuya Uehara, Yohei Miura, Takuya Murata 2011-11-29
8064802 Driving-force transmission device and image forming apparatus Kazuhiko Kobayashi, Yohei Miura, Takuya Uehara, Takuya Murata 2011-11-22
8036582 Belt driving device and image forming apparatus Takuya Murata, Kazuhiko Kobayashi, Yuji Matsuda, Yuichiro Ueda, Hiromichi Matsuda +3 more 2011-10-11
8010026 Image forming system and method of detecting color misregistration Kazuhiko Kobayashi, Yasuhisa Ehara, Toshiyuki Uchida, Noriaki Funamoto, Keisuke Sugiyama 2011-08-30
8010019 Image forming apparatus Noriaki Funamoto, Kazuhiko Kobayashi, Keisuke Sugiyama, Toshiyuki Uchida, Yasuhisa Ehara 2011-08-30
7991326 Image forming apparatus having enhanced controlling method for reducing deviation of superimposed images Yasuhisa Ehara, Kazuhiko Kobayashi, Noriaki Funamoto, Seichi Handa, Yuji Matsuda 2011-08-02
7937007 Image forming apparatus and image forming method of effectively detecting a speed deviation pattern of the image forming apparatus Kazuhiko Kobayashi, Yasuhisa Ehara, Kouji Amanai, Seiichi Handa, Yuji Matsuda +3 more 2011-05-03
7929894 Driving control device and image forming apparatus including the same Takuya Murata, Kazuhiko Kobayashi, Takuya Uehara, Yuji Matsuda, Yuichiro Ueda +3 more 2011-04-19
7796929 Method of detecting a phase difference of image bearing members and an image forming apparatus using the method Toshiyuki Uchida, Noriaki Funamoto 2010-09-14
7778575 Imaging apparatus adjusting a rotational stop phase based on a calculated rotational phase Yuji Matsuda, Yasuhisa Ehara, Kazuhiko Kobayashi, Noriaki Funamoto, Seiichi Handa +1 more 2010-08-17
7773914 Method and apparatus for image forming capable of effectively eliminating color displacement by recognizing a rotational position of a rotating member with a mechanism using detection marks Noriaki Funamoto, Toshiyuki Uchida 2010-08-10
7748695 Image forming apparatus Yohei Miura, Takuya Uehara 2010-07-06
7729024 Color drift error correcting method and image forming apparatus Kazuhiko Kobayashi, Yasuhisa Ehara, Noriaki Funamoto, Toshiyuki Uchida, Seiichi Handa +1 more 2010-06-01
7697867 Image forming apparatus with fluctuation-pattern detection and fine-tuning-pattern correction Yasuhisa Ehara, Kazuhiko Kobayashi, Toshiyuki Uchida, Noriaki Funamoto, Keisuke Sugiyama 2010-04-13
7693468 Image forming apparatus capable of effectively forming a quality color image Yasuhisa Ehara, Kazuhiko Kobayashi, Kouji Amanai, Seiichi Handa, Yuji Matsuda +3 more 2010-04-06