KK

Koji Kiryu

Ricoh Company: 12 patents #1,888 of 9,818Top 20%
Aisin Seiki Kabushiki Kaisha: 4 patents #844 of 3,782Top 25%
Overall (All Time): #267,986 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
12117755 Control device, image forming apparatus, image forming method, and storage medium Kanji Ubukata, Masashi Kasamai, Jumpei Yamaguchi, Masahiro Ashikawa, Nagisa Nakamura 2024-10-15
11971675 Image forming apparatus in which rotational position of image bearer is controlled to reduce density unevenness Masashi Kasamai, Masahiro Ashikawa, Jumpei Yamaguchi, Kanji Ubukata, Nagisa Nakamura 2024-04-30
11803135 Transfer device and image forming apparatus including photoconductors, a belt, and primary transfer rollers Nagisa Nakamura, Masahiro Ashikawa, Hiroaki Takagi, Jumpei Yamaguchi, Masashi Kasamai +1 more 2023-10-31
11789383 Image forming apparatus Jumpei Yamaguchi, Masahiro Ashikawa, Masashi Kasamai, Kanji Ubukata, Nagisa Nakamura 2023-10-17
9110407 Belt controller, image forming apparatus, image forming method, and recording medium storing image forming control program 2015-08-18
8761624 Image forming device, image forming method, and image forming system for controlling a position of an intermediate transfer body in a width direction 2014-06-24
8687985 Belt drive apparatus for correcting belt position in direction of width 2014-04-01
8229310 Image forming device including color photoconductor drums, photoconductor drum drive controlling method for controlling color photoconductor drums, and computer-readable recording medium Hiroyuki Iwasaki 2012-07-24
8000622 Moving body controlling device, intermediate transferring device, and image forming apparatus having the same Yuusuke Ishizaki, Takahisa Koike 2011-08-16
7759887 Motor driving device, image forming apparatus, and motor driving method 2010-07-20
7725062 Drive control unit, drive control method and image forming apparatus 2010-05-25
7437100 Image forming apparatus 2008-10-14
6565817 Reformer for a fuel cell 2003-05-20
6306532 Vehicular mountable fuel cell system Kenji Kurita, Kazumasa Takada, Akira Matsuoka 2001-10-23
6284398 Reformer for a fuel cell 2001-09-04
4846016 Direct-coupling/differential changeover transfer apparatus Kenji Takeuchi, Kazuyuki Tanaka 1989-07-11
4576059 Shift lever support mechanism for transmissions Mitsufumi Nishu, Kenji Takeuchi, Masanori Sato, Ichiro Horiuchi, Katsuhiko Muramatsu 1986-03-18