MO

Masawo Otsuka

Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Overall (All Time): #3,562,958 of 4,157,543Top 90%
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6477344 Image forming apparatus, transfer belt unit, cleaning device and cleaner unit used for image forming apparatus Kenji Asakura, Yasutaka Tamai, Masanori Yoshikawa, Noboru Katakabe 2002-11-05