TN

Tatsuya Niimi

Ricoh Company: 7 patents #5 of 684Top 1%
Overall (2003): #3,586 of 273,478Top 2%
7
Patents 2003

Issued Patents 2003

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
6653033 Electrophotographic photoconductor, method of manufacturing same and image forming method, image forming apparatus and process cartridge using same Hidetoshi Kami, Akihiko Matuyama, Nozomu Tamoto, Eiji Kurimoto 2003-11-25
6641964 Electrophotographic photoreceptor, method for manufacturing the photoreceptor, and image forming method and apparatus using the photoreceptor Hiroshi Ikuno, Hidetoshi Kami, Ryohichi Kitajima, Narihito Kojima, Akihiko Matsuyama +8 more 2003-11-04
6576388 Multilayer electrophotographic photoreceptor, and image forming method, image forming apparatus and process cartridge using the photoreceptor Yohta Sakon, Akio Kosuge, Narihito Kojima 2003-06-10
6573016 Electrophotographic photoconductor, method of manufacturing same and image forming method, image forming apparatus and process cartridge using same Hidetoshi Kami, Akihiko Matuyama, Nozomu Tamoto, Eiji Kurimoto 2003-06-03
6562531 Electrophotographic photoreceptor, and image forming method and apparatus using the photoreceptor 2003-05-13
6558863 Electrophotographic photoreceptor, electrophotographic image forming method and apparatus using the photoreceptor Takashi Rokutanzono, Tamotsu Aruga, Yoshiaki Kawasaki 2003-05-06
6516169 Electrophotographic image forming apparatus having a gap between photoreceptor and charger, and process cartridge therefor Yohta Sakon 2003-02-04