SK

Shunji Katoh

Ricoh Company: 7 patents #89 of 2,036Top 5%
Overall (2016): #12,779 of 481,213Top 3%
7
Patents 2016

Issued Patents 2016

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
9513576 Powder container Kenji Kikuchi, Shinji Tamaki, Hiroshi Hosokawa, Michiharu Suzuki, Hideo Yoshizawa +1 more 2016-12-06
9507290 Magnetic permeability detector, developing device, image forming apparatus, and oscillation signal frequency calculation method therefor Tetsuro Hirota, Hiroshi Hosokawa, Masayuki Yamane, Masahiro Watanabe, Shingo Nishizaki 2016-11-29
9507291 Magnetic permeability detector, developing device, image forming apparatus, and oscillation signal frequency calculation method therefor Tetsuro Hirota, Hiroshi Hosokawa, Masayuki Yamane, Masahiro Watanabe, Shingo Nishizaki 2016-11-29
9465317 Nozzle insertion member, powder container, and image forming apparatus Kenji Kikuchi, Shinji Tamaki, Junji Yamabe 2016-10-11
9423720 Powder container and image forming apparatus Hiroshi Hosokawa 2016-08-23
9348259 Toner housing container and image forming apparatus Masashi Nagayama, Hisashi Nakajima, Yoshitaka Sekiguchi, Saori Yamada, Shinya Hanatani +6 more 2016-05-24
9261817 Replenishing developer housing container and image forming apparatus Hitoshi Iwatsuki, Shigenori Yaguchi, Hiroshi Tohmatsu, Toyoaki Tano, Hiroyuki Kishida +7 more 2016-02-16