Inventor
KORENAGA JIRO
JP19 patents
⚠️ This page may combine multiple inventors who share the name “KORENAGA JIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJI XEROX CO LTD
11 patentsUS9280079B1Mar 8, 2016
Charging member, process cartridge, and image forming apparatus
FUJI XEROX CO LTD7 citations82
US8785090B2Jul 22, 2014
Electrophotographic photoreceptor, process cartridge, and image forming apparatus
FUJI XEROX CO LTD2 citations61
US9829812B2Nov 28, 2017
Electrophotographic photoreceptor, process cartridge, and image forming apparatus
FUJI XEROX CO LTD0 citations51
US8974992B2Mar 10, 2015
Electrophotographic photoreceptor, process cartridge, and image forming apparatus
FUJI XEROX CO LTD0 citations51
US8795934B2Aug 5, 2014
Electrophotographic photoreceptor, process cartridge, and image forming apparatus
FUJI XEROX CO LTD0 citations51
US9429864B1Aug 30, 2016
Charging member, process cartridge, and image forming apparatus
FUJI XEROX CO LTD1 citations50
US9335644B2May 10, 2016
Electron transport material, electrophotographic photoreceptor, process cartridge, and image forming apparatus
FUJI XEROX CO LTD0 citations39
US9811010B2Nov 7, 2017
Electrophotographic photosensitive member, process cartridge, and image forming apparatus
FUJI XEROX CO LTD0 citations38
US9557662B2Jan 31, 2017
Electrophotographic photoreceptor, process cartridge, and image forming apparatus
FUJI XEROX CO LTD0 citations38
US9551945B2Jan 24, 2017
Electrophotographic photoreceptor, process cartridge, and image forming apparatus
FUJI XEROX CO LTD0 citations38
US9459543B1Oct 4, 2016
Electrophotographic photoreceptor, process cartridge, and image forming apparatus
FUJI XEROX CO LTD0 citations37
FUJIFILM BUSINESS INNOVATION CORP
5 patentsUS12560885B2Feb 24, 2026
Conductive substrate for electrophotographic photoreceptor, electrophotographic photoreceptor, process cartridge, image forming apparatus, and method for manufacturing conductive substrate for electrophotographic photoreceptor
FUJIFILM BUSINESS INNOVATION CORP0 citations59
US11921455B2Mar 5, 2024
Lubricant solid, image forming apparatus, and process cartridge
FUJIFILM BUSINESS INNOVATION CORP0 citations56
US11880162B2Jan 23, 2024
Electrophotographic photoreceptor, process cartridge, and image forming apparatus
FUJIFILM BUSINESS INNOVATION CORP0 citations54
US12019393B2Jun 25, 2024
Electrophotographic photoconductor, process cartridge, and image forming apparatus
FUJIFILM BUSINESS INNOVATION CORP0 citations49
US12306553B2May 20, 2025
Image forming apparatus and unit for image forming apparatus
FUJIFILM BUSINESS INNOVATION CORP0 citations46