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Yasushi Nakazato

Ricoh Company: 5 patents #145 of 1,683Top 9%
Overall (2011): #13,437 of 364,097Top 4%
5
Patents 2011

Issued Patents 2011

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
8064782 Management device of an image forming apparatus Kohji Ue, Jun Yamane, Osamu Satoh, Masahide Yamashita 2011-11-22
7991321 Image forming apparatus Kazuyuki Shimada, Tomohiro Nakajima 2011-08-02
7962054 Image forming apparatus having a function of predicting device deterioration based on a plurality of types of operation control information Kohji Ue, Osamu Satoh, Masahide Yamashita, Jun Yamane, Hitoshi Shimizu +2 more 2011-06-14
7920800 Image forming apparatus and failure detection method therefor Kohji Ue, Osamu Satoh, Masahide Yamashita, Jun Yamane 2011-04-05
7903269 Abnormality determining apparatus, image forming apparatus including the abnormality determining apparatus, and abnormality determining method Yoshinori Nakagawa, Hisashi Shoji, Satoshi Ouchi, Nekka Matsuura, Osamu Satoh +3 more 2011-03-08