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Tatsumi Yamada

Ricoh Company: 2 patents #618 of 2,036Top 35%
Overall (2016): #93,661 of 481,213Top 20%
2
Patents 2016

Issued Patents 2016

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9354588 Image forming apparatus and image forming method that remove toner from a cleaning blade for an image bearer by inversely rotating the image bearer Tomoko Takahashi, Taichi Urayama, Yasunobu Takagi, Hiroyuki Sugiyama, Masahiko Shakuto +3 more 2016-05-31
9310714 Image forming apparatus Naoyuki Ozaki, Ryota Kidera, Hiroyuki Sugiyama, Ryusuke Mase, Tomoko Takahashi +2 more 2016-04-12