SY

Sachio Yoshikawa

DC Dainichiseika Color & Chemicals Mfg. Co.: 3 patents #1 of 17Top 6%
Overall (2024): #67,729 of 561,600Top 15%
3
Patents 2024

Issued Patents 2024

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12173105 A-B block copolymer, polymer emulsion and water-based inkjet ink Hiroyuki Shimanaka, Jun KAMABAYASHI, Akifumi Tanaka, Toshie Okubo, Lu Tian +1 more 2024-12-24
12065575 Aqueous pigment dispersion liquid, aqueous ink-jet ink, and dry coating Hiroyuki Shimanaka, Jun KAMABAYASHI, Toshie Okubo, Lu Tian, Akifumi Tanaka 2024-08-20
11926741 Method for producing quinacridone solid-solution pigment, pigment dispersion, and ink-jet ink Naoto Kamata 2024-03-12