YI

Yusuke Ishizuka

Ricoh Company: 2 patents #386 of 1,821Top 25%
Overall (2018): #86,294 of 503,207Top 20%
2
Patents 2018

Issued Patents 2018

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9983512 Toner conveyance device and image forming apparatus Takeshi Shintani, Yasuhiro Maehata, Hiroshi Mizusawa, Daisuke Tomita, Yuta Azeyanagi +1 more 2018-05-29
9958823 Device including roller, and image forming apparatus and process cartridge incorporating same Daisuke Tomita, Takeshi Shintani, Yasuhiro Maehata, Yasuhito Kuboshima, Nobuo Kuwabara +2 more 2018-05-01