YI

Yusuke Ishizuka

Ricoh Company: 4 patents #257 of 2,036Top 15%
Overall (2016): #31,510 of 481,213Top 7%
4
Patents 2016

Issued Patents 2016

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9395686 Process cartridge and image forming apparatus Takeshi Shintani, Yasuhito Kuboshima, Kenji Honjoh, Nobuhiro Kuwabara 2016-07-19
9383715 Lubricant supplying device, process cartridge and image forming apparatus Kenji Honjoh, Takeshi Shintani, Nobuo Kuwabara, Yasuhiro Maehata, Yasuhito Kuboshima 2016-07-05
9367021 Image forming apparatus Takeshi Shintani, Nobuo Kuwabara, Kenji Honjoh, Yasuhito Kuboshima 2016-06-14
9268292 Image forming apparatus including first and second bias voltage supply devices Takeshi Kojima, Hirotaka Hatta, Toshiya Satoh, Akira Asaoka, Hiroyuki Uenishi 2016-02-23