Inventor

OTAKE HIDEHIRO

JP2 patents

Patents

2 patents

US11965099B2Apr 23, 2024

Dioxazine pigment and colorant

DAINIPPON INK & CHEMICALS0 citations53

US9714357B2Jul 25, 2017

Phthalocyanine pigment composition and method for producing the same, and ink

DAINIPPON INK & CHEMICALS0 citations39