RK

Ryohichi Kitajima

Ricoh Company: 3 patents #81 of 812Top 10%
Overall (2005): #17,422 of 245,428Top 8%
3
Patents 2005

Issued Patents 2005

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6853823 Electrophotographic photoreceptor and image forming apparatus using the photoreceptor Akihiro Sugino, Yoshiaki Kawasaki, Takaaki Ikegami, Eiji Kurimoto 2005-02-08
6853834 Image forming apparatus and copier Eiji Kurimoto, Yoshiaki Kawasaki, Akihiro Sugino, Takaaki Ikegami 2005-02-08
6844124 Electrophotographic photoreceptor, method for manufacturing the photoreceptor, and image forming method and apparatus using the photoreceptor Hiroshi Ikuno, Hidetoshi Kami, Narihito Kojima, Akihiko Matsuyama, Hiroshi Nagame +8 more 2005-01-18