Inventor
MATSUBARA MASAHARU
JP19 patents
⚠️ This page may combine multiple inventors who share the name “MATSUBARA MASAHARU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KONICA MINOLTA INC
10 patentsUS10146147B2Dec 4, 2018
Magenta toner for electrostatic charge image development
KONICA MINOLTA INC6 citations70
US9703219B1Jul 11, 2017
Electrostatic image developing toner
KONICA MINOLTA INC3 citations68
US12287592B2Apr 29, 2025
Image forming method and image forming system
KONICA MINOLTA INC0 citations60
US9921506B2Mar 20, 2018
Electrophotographic image forming method and full color toner set for developing electrostatic image
KONICA MINOLTA INC0 citations50
US10739691B2Aug 11, 2020
Electrostatic image developing toner and developer
KONICA MINOLTA INC0 citations49
US10061219B2Aug 28, 2018
Electrostatic charge image developing white toner, manufacturing method thereof, image forming apparatus, and image forming method
KONICA MINOLTA INC0 citations49
US10031433B2Jul 24, 2018
Electrostatic charge image developing toner
KONICA MINOLTA INC1 citations49
US9971266B2May 15, 2018
Method of producing toner for developing electrostatic images
KONICA MINOLTA INC1 citations49
US9933720B2Apr 3, 2018
Electrostatic image developing toner
KONICA MINOLTA INC0 citations49
US10564558B2Feb 18, 2020
Electrostatic charge image developing toner and two-component developer
KONICA MINOLTA INC0 citations48