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Yoshiko Yamaoka

SP Sakura Color Products: 1 patents #1 of 11Top 10%
Overall (1997): #54,881 of 185,788Top 30%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5683500 Aqueous ink compositions and methods for their production Toshimitsu Kawasumi, Hiroshi Inoue, Toshihiro Sawaki, Keiko Nakamura, Hiroyuki Fukui 1997-11-04