Toshie Okubo

2 Patents

• US121731052024

  A-B Block Copolymer, Polymer Emulsion and Water-based Inkjet Ink

  DAINICHISEIKA COLOR & CHEMICALS MFG. CO., Ltd.

  0 cites
• US120655752024

  Aqueous Pigment Dispersion Liquid, Aqueous Ink-jet Ink, and Dry Coating

  Dainischiseika Color & Chemicals Mfg. Co., Ltd.

  0 cites