MO

Masahiro Ohtsuka

OC Orient Chemical Industries Co.: 1 patents #6 of 17Top 40%
Overall (1994): #95,048 of 165,921Top 60%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5296325 Dicyanoimidazole compounds usable as colorants for magenta toners, colored resins, colored molded resin memers and color filters Tohru Tamura 1994-03-22