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OC Orient Chemical Industries Co.: 1 patents #2 of 11Top 20%
Overall (2003): #268,468 of 273,478Top 100%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6534231 Charge control agent and toner for developing electrostatic images Shun-ichiro Yamanaka 2003-03-18