RH

Ryuji Hattori

FI Fujifilm Business Innovation: 22 patents #322 of 5,238Top 7%
Overall (All Time): #195,715 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10379481 Transport device and image forming apparatus having a powder applying device Yosuke Ninomiya 2019-08-13
10370209 Recording medium processing device and image forming apparatus 2019-08-06
10281865 Sheet containing system and image forming apparatus Yosuke Ninomiya 2019-05-07
9606498 Electronic-component attachment structure, attachable-detachable unit, and image forming apparatus Katsuyuki Nishizawa, Shota Makita, Kazuya Nishimura 2017-03-28
9436156 Developing device and image forming apparatus Shota Makita, Katsuyuki Nishizawa, Kazuya Nishimura 2016-09-06
9335708 Imaging unit and image forming apparatus Shota Makita, Kazuya Nishimura, Katsuyuki Nishizawa 2016-05-10
8953988 Developing device and image forming apparatus Keisuke Kubo, Atsushi FUNADA 2015-02-10
8953969 Image forming apparatus having suction duct for sucking developer not used in development 2015-02-10
8781362 Image forming apparatus Keisuke Kubo, Atsushi FUNADA 2014-07-15
8755712 Developing device and image forming apparatus using the same Atsushi FUNADA, Keisuke Kubo, Keisuke Uchiyama, Makoto Hirota, Masanori Kato 2014-06-17
8521056 Developing device and image forming apparatus Sakae Yoshioka, Masanori Kato 2013-08-27
8406652 Removable member-holding device and image forming apparatus Atsushi FUNADA, Hirokazu Murase, Hiroaki Okuma, Junichi Hama 2013-03-26
8401436 Developer container and image forming apparatus using the same Takashi Sakamoto, Toshikazu Tsumita 2013-03-19
8019252 Removable member-holding device and image forming apparatus Atsushi FUNADA, Hiroaki Okuma, Hirokazu Murase, Junichi Hama 2011-09-13
7904005 Image forming apparatus Atsushi FUNADA, Hiroaki Okuma, Junichi Hama, Hirokazu Murase 2011-03-08
7715765 Detachable cartridge and image forming apparatus Hideo Ichikawa, Naoto Nishi 2010-05-11
7412177 Image forming apparatus Shintaro Kaneko, Shigemi Murata 2008-08-12
7167669 Image forming apparatus Shigemi Murata, Junichi Hama, Tomio Onuki, Yoshiyuki Takashima, Teruaki Koizumi +1 more 2007-01-23
6243550 Compact image formation system having a plurality of paper trays Takashi Fuchiwaki, Yasutomo Ishii, Nobukazu Takahashi, Kazunori Numao, Fumio Furusawa +2 more 2001-06-05
6078762 Image formation apparatus for document production or reproduction Takashi Fuchiwaki, Yasutomo Ishii, Nobukazu Takahashi, Kazunori Numao, Fumio Furusawa +2 more 2000-06-20
5915151 Rotary-type developing unit Shintaro Kaneko, Shigemi Murata, Tetsuji Okamoto, Hirohisa Kohno 1999-06-22
5585911 Drive device for a rotary developing unit Makoto Katayama, Shigemi Murata 1996-12-17