Inventor
SAKAI KARIN
JP7 patents
Patents
7 patentsUS12181836B2Dec 31, 2024
Electrostatic charge image developing carrier, electrostatic charge image developer, process cartridge, image forming apparatus and image forming method
FUJIFILM BUSINESS INNOVATION CORP0 citations61
US12169390B2Dec 17, 2024
Electrostatic charge image developer, process cartridge, image forming apparatus, and image forming method
FUJIFILM BUSINESS INNOVATION CORP0 citations61
US12153377B2Nov 26, 2024
Electrostatic charge image developer, process cartridge, image forming apparatus, and image forming method
FUJIFILM BUSINESS INNOVATION CORP0 citations61
US11556071B2Jan 17, 2023
Electrostatic charge image developing carrier, electrostatic charge image developer, process cartridge, image forming apparatus and image forming method
FUJIFILM BUSINESS INNOVATION CORP0 citations61
US11960243B2Apr 16, 2024
Electrostatic image developer, process cartridge, image forming apparatus, and image forming method
FUJIFILM BUSINESS INNOVATION CORP0 citations60
US12019395B2Jun 25, 2024
Electrostatic charge image developing carrier, electrostatic charge image developer, process cartridge, image forming apparatus and image forming method
FUJIFILM BUSINESS INNOVATION CORP0 citations59
US12174583B2Dec 24, 2024
Electrostatic charge image developing carrier, electrostatic charge image developer, process cartridge, image forming apparatus and image forming method
FUJIFILM BUSINESS INNOVATION CORP0 citations50