KS

Keisuke Shimoyama

Ricoh Company: 5 patents #145 of 1,683Top 9%
Overall (2011): #16,437 of 364,097Top 5%
5
Patents 2011

Issued Patents 2011

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
8064795 Electrophotographic image forming apparatus and process cartridge Eiji Kurimoto, Michitaka Sasaki, Shin-ichi Kawamura 2011-11-22
8059990 Image forming apparatus Eiji Kurimoto, Shinich Kawamura 2011-11-15
8007972 Electrophotographic photoconductor, and image forming apparatus, process cartridge and image forming method using the same Eiji Kurimoto, Michio Kimura, Shinichi Kawamura, Takeshi Takada, Yasuyuki Yamashita +2 more 2011-08-30
7919220 Electrophotographic photoreceptor, image forming apparatus and process cartridge Eiji Kurimoto, Shinichi Kawamura 2011-04-05
7871747 Electrophotographic photoconductor having charge blocking and moire preventing layers Eiji Kurimoto, Takeshi Orito, Tatsuya Niimi, Shinichi Kawamura, Yoshiki Yanagawa +1 more 2011-01-18