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Yasuhito Yuasa

Sumitomo Electric Industries: 1 patents #1,470 of 4,178Top 40%
Overall (2004): #84,396 of 270,089Top 35%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6733945 Toner and electrophotographic method Noriaki Hirota, Hideki Tatematsu, Masahisa Maeda 2004-05-11