HM

Hiromichi Matsuda

Ricoh Company: 60 patents #134 of 9,818Top 2%
IK Inoue Mtp Kabushiki Kaisha: 2 patents #4 of 36Top 15%
FG Fukuoka Prefectural Government: 1 patents #8 of 53Top 20%
JT Japan Science And Technology: 1 patents #225 of 836Top 30%
SE Seiko Epson: 1 patents #5,551 of 7,774Top 75%
TE Thine Electronics: 1 patents #30 of 58Top 55%
Overall (All Time): #33,729 of 4,157,543Top 1%
65
Patents All Time

Issued Patents All Time

Showing 26–50 of 65 patents

Patent #TitleCo-InventorsDate
8538310 Image transfer apparatus, image fixing apparatus, and registration apparatus which prevent a load torque variation upon entry or exit of a sheet into a nipping portion Toshiyuki Andoh, Takashi Hashimoto, Takashi Hodoshima, Tatsuhiko Oikawa, Hidetaka Noguchi +2 more 2013-09-17
8523730 Planetary gear unit and image forming apparatus including same Katsuaki Miyawaki, Tetsuo Watanabe, Nobuo Iwata, Keisuke Shimizu, Yasuhiro Maehata 2013-09-03
8503910 Drive device and image forming apparatus including same 2013-08-06
8428476 Image forming apparatus for detecting speed fluctuation Takuro Kamiya, Michihito Ohashi, Yuichi Hirose, Noritaka Masuda, Satoru Tao +1 more 2013-04-23
8403317 Sheet conveyance device and image forming apparatus employing same 2013-03-26
8385760 Image forming apparatus and control device for image forming apparatus for detecting and cancelling image expansion and contraction pattern 2013-02-26
8364071 Image forming apparatus and sheet conveying device having upstream and downstream rollers Hidetaka Noguchi, Toshiyuki Andoh, Seiji Hoshino, Takashi Hodoshima, Tatsuhiko Oikawa +2 more 2013-01-29
8229325 Decelerator, drive device including same, and image forming apparatus incorporating the drive device Nobuo Iwata, Katsuaki Miyawaki, Makoto Komatsu 2012-07-24
8165502 Belt driving controller, belt rotating device, and image forming apparatus 2012-04-24
8145105 Belt drive control device, belt device, image forming apparatus, and belt drive control method Yuichiro Ueda, Kazuhiko Kobayashi, Takuya Uehara, Takuya Murata, Yuji Matsuda +3 more 2012-03-27
8126387 Sheet conveying device and image forming apparatus Hidetaka Noguchi, Toshiyuki Andoh, Takashi Hodoshima, Tatsuhiko Oikawa, Seiji Hoshino +2 more 2012-02-28
8081905 Image forming apparatus and method of correcting rotation angular velocity of image bearing member 2011-12-20
8079461 Belt driving control device, belt driving control method, and image forming apparatus Noritaka Masuda, Keisuke Saka 2011-12-20
8081904 Belt drive control unit, belt drive control method, belt drive control program, and image forming apparatus using same Hiroki Ohkubo, Toshiyuki Andoh, Yuji Matsuda, Yuichiro Ueda, Kazuhiko Kobayashi +2 more 2011-12-20
8059991 Belt-conveyance control device, image forming apparatus, belt-conveyance control method, and computer program product Toshiyuki Andoh, Satoru Tao, Noritaka Masuda, Yuji Uozaki, Yuichi Hirose 2011-11-15
8033546 Belt drive controller and image forming apparatus provided with same Minoru Takahashi, Satoshi Imai, Hiroshi Koide 2011-10-11
8036582 Belt driving device and image forming apparatus Takuya Murata, Kazuhiko Kobayashi, Yuji Matsuda, Yuichiro Ueda, Toshiyuki Andoh +3 more 2011-10-11
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
7885587 Image forming apparatus with color shift correction suppressing periodic fluctuations of a surface moving speed of a latent image support Toshiyuki Andoh, Yasuhisa Ehara, Kazuhiko Kobayashi, Noriaki Funamoto, Seiichi Handa 2011-02-08
7871073 Sheet conveying device, and image forming apparatus including same Hidetaka Noguchi, Toshiyuki Andoh 2011-01-18
7848689 Belt drive controlling device, belt device using the belt drive controlling device, and image forming apparatus using the belt device Hiroshi Koide 2010-12-07
7778575 Imaging apparatus adjusting a rotational stop phase based on a calculated rotational phase Yuji Matsuda, Yasuhisa Ehara, Kazuhiko Kobayashi, Joh Ebara, Noriaki Funamoto +1 more 2010-08-17
7684740 Belt driving controller, belt rotating device, and image forming apparatus Hiroshi Koide 2010-03-23
7587157 Image forming apparatus capable of correcting a rotation speed of an image carrier Hiroshi Koide, Joh Ebara, Toshiyuki Andoh, Yasuhisa Ehara, Kazuhiko Kobayashi +1 more 2009-09-08
7509074 Method and apparatus for image forming capable of effectively reducing unevenness of density and color displacement of images Masato Yokoyama, Nobuto Yokokawa, Toshiyuki Ando, Kazuhiko Kobayashi, Tadashi Shinohara +4 more 2009-03-24