Inventor
YAMAGISHI YUKA
JP20 patents
⚠️ This page may combine multiple inventors who share the name “YAMAGISHI YUKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJI XEROX CO LTD
16 patentsUS9442404B1Sep 13, 2016
Electrostatic-image-developing toner, electrostatic image developer, and toner cartridge
FUJI XEROX CO LTD4 citations72
US10527962B2Jan 7, 2020
Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge
FUJI XEROX CO LTD2 citations71
US9904191B1Feb 27, 2018
Electrostatic charge image developing toner set, electrostatic charge image developer set, and toner cartridge set
FUJI XEROX CO LTD3 citations71
US9766567B2Sep 19, 2017
Electrostatic-image developing toner, electrostatic image developer, and toner cartridge
FUJI XEROX CO LTD2 citations71
US9740120B1Aug 22, 2017
Electrostatic charge image developing toner, electrostatic image developer, and toner cartridge
FUJI XEROX CO LTD2 citations71
US10394151B2Aug 27, 2019
Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge
FUJI XEROX CO LTD1 citations61
US10739690B1Aug 11, 2020
Toner for electrostatic image development electrostatic image developer, and toner cartridge
FUJI XEROX CO LTD0 citations51
US10725393B1Jul 28, 2020
Toner for electrostatic image development, electrostatic image developer, and toner cartridge
FUJI XEROX CO LTD0 citations51
US10585367B2Mar 10, 2020
Electrostatic charge image developing toner and electrostatic charge image developer
FUJI XEROX CO LTD0 citations51
US10514623B2Dec 24, 2019
Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge
FUJI XEROX CO LTD0 citations51
US10488776B2Nov 26, 2019
Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge
FUJI XEROX CO LTD0 citations51
US10423087B2Sep 24, 2019
Electrostatic charge image developing toner and electrostatic charge image developer
FUJI XEROX CO LTD0 citations51
US9904198B2Feb 27, 2018
Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge
FUJI XEROX CO LTD1 citations51
US10156799B2Dec 18, 2018
Electrostatic charge image developing toner set, electrostatic charge image developer set, and toner cartridge set
FUJI XEROX CO LTD0 citations40
US10095139B2Oct 9, 2018
Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge
FUJI XEROX CO LTD0 citations40
US9880480B2Jan 30, 2018
Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge
FUJI XEROX CO LTD0 citations40
FUJIFILM BUSINESS INNOVATION CORP
4 patentsUS11106148B2Aug 31, 2021
Electrostatic charge image development toner, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method
FUJIFILM BUSINESS INNOVATION CORP2 citations72
US11181843B2Nov 23, 2021
Electrostatic-image developing toner, electrostatic-image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method
FUJIFILM BUSINESS INNOVATION CORP0 citations62
US11126099B2Sep 21, 2021
Electrostatic-image developing toner, electrostatic-image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method
FUJIFILM BUSINESS INNOVATION CORP1 citations62
US11036155B2Jun 15, 2021
Toner for electrostatic image development, electrostatic image developer, and toner cartridge
FUJIFILM BUSINESS INNOVATION CORP0 citations62