Inventor
HATTORI RYUJI
JP22 patents
⚠️ This page may combine multiple inventors who share the name “HATTORI RYUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJI XEROX CO LTD
18 patentsUS5585911ADec 17, 1996
Drive device for a rotary developing unit
FUJI XEROX CO LTD21 citations92
US8019252B2Sep 13, 2011
Removable member-holding device and image forming apparatus
FUJI XEROX CO LTD7 citations83
US7167669B2Jan 23, 2007
Image forming apparatus
FUJI XEROX CO LTD7 citations72
US6243550B1Jun 5, 2001
Compact image formation system having a plurality of paper trays
FUJI XEROX CO LTD8 citations72
US6078762AJun 20, 2000
Image formation apparatus for document production or reproduction
FUJI XEROX CO LTD8 citations72
US5915151AJun 22, 1999
Rotary-type developing unit
FUJI XEROX CO LTD8 citations72
US10281865B2May 7, 2019
Sheet containing system and image forming apparatus
FUJI XEROX CO LTD2 citations71
US9606498B2Mar 28, 2017
Electronic-component attachment structure, attachable-detachable unit, and image forming apparatus
FUJI XEROX CO LTD2 citations71
US9436156B1Sep 6, 2016
Developing device and image forming apparatus
FUJI XEROX CO LTD4 citations71
US9335708B1May 10, 2016
Imaging unit and image forming apparatus
FUJI XEROX CO LTD3 citations71
US7715765B2May 11, 2010
Detachable cartridge and image forming apparatus
FUJI XEROX CO LTD5 citations62
US7412177B2Aug 12, 2008
Image forming apparatus
FUJI XEROX CO LTD2 citations61
US10379481B2Aug 13, 2019
Transport device and image forming apparatus having a powder applying device
FUJI XEROX CO LTD0 citations51
US7904005B2Mar 8, 2011
Image forming apparatus
FUJI XEROX CO LTD0 citations51
US10370209B2Aug 6, 2019
Recording medium processing device and image forming apparatus
FUJI XEROX CO LTD0 citations41
US8953988B2Feb 10, 2015
Developing device and image forming apparatus
FUJI XEROX CO LTD0 citations41
US8953969B2Feb 10, 2015
Image forming apparatus having suction duct for sucking developer not used in development
FUJI XEROX CO LTD0 citations41
US8781362B2Jul 15, 2014
Image forming apparatus
FUJI XEROX CO LTD0 citations41