NK

Natsumi Katoh

Ricoh Company: 6 patents #96 of 1,683Top 6%
Overall (2011): #10,727 of 364,097Top 3%
6
Patents 2011

Issued Patents 2011

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
8073368 Development device and image forming apparatus Nobuo Iwata, Junichi Matsumoto, Tomoya Ohmura 2011-12-06
8036576 Developing device including a stirring mechanism for a two-component developer and image forming apparatus including same Junichi Matsumoto, Nobuo Iwata, Tomoya Ohmura 2011-10-11
8014703 Development device and image forming apparatus Tomoya Ohmura, Junichi Matsumoto, Nobuo Iwata 2011-09-06
8000638 Developing device using two-component developing agent and image forming apparatus provided with same Tomoya Ohmura, Junichi Matsumoto, Nobuo Iwata 2011-08-16
7953350 Developing device for developing latent images to toner images Junichi Matsumoto, Nobuo Iwata, Tomoyuki Ichikawa 2011-05-31
7912408 Image forming apparatus, process cartridge, and development device Nobuo Iwata, Junichi Matsumoto, Tomoyuki Ichikawa 2011-03-22