Patents/Inventors

Hisato Haga

Shinagawa-kuJP7 patents

5 Patents

US125096012025
Aqueous Ink Composition for Writing Instruments
MITSUBISHI PENCIL COMPANY, LIMITED
0 cites
US121342812024
Writing Instrument
MITSUBISHI PENCIL COMPANY, LIMITED
0 cites
US119267492024
Aqueous Ink Composition for Writing Instruments
MITSUBISHI PENCIL COMPANY, LIMITED
0 cites
US117187582023
Aqueous Dispersion of Colored Particles
MITSUBISHI PENCIL COMPANY, LIMITED
0 cites
US115604892023
Dispersion Liquid of Colored Resin Fine Particles for Aqueous Ink, and Aqueous Ink Composition for Writing Instruments Using Same
MITSUBISHI PENCIL COMPANY, LIMITED
0 cites