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Mitsuya Matsubara

Ricoh Company: 6 patents #3,275 of 9,818Top 35%
Overall (All Time): #856,419 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
8777342 Ink container and image forming apparatus 2014-07-15
8708459 Droplet ejection head, method of manufacturing droplet ejection head, and droplet ejection apparatus Hideaki Nishimura, Yukitoshi Tajima, Masaki Kato, Kiyoshi Yamaguchi 2014-04-29
8556376 Image forming apparatus Fumitaka Kikkawa, Yoichi Ito, Tomomi Katoh, Kuniyori Takano, Soyoung Park +4 more 2013-10-15
8544986 Image forming apparatus Yuji Tanaka, Yoichi Ito 2013-10-01
8500240 Image forming apparatus, method of suctioning liquid from nozzles of recording head and computer readable information recording medium Akiyoshi Tanaka, Yoichi Ito, Tomomi Katoh, Fumitaka Kikkawa, Soyoung Park +6 more 2013-08-06
7920373 Cover unit, electronic device, and image forming apparatus 2011-04-05