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Tomofumi Yamashita

Ricoh Company: 1 patents #810 of 1,683Top 50%
Overall (2011): #140,259 of 364,097Top 40%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7986894 Power supply device, fixing device and image forming apparatus Hiroyuki Shinohara, Shoji Totsuka, Nobuyuki Shigeyama, Katsuaki Murata 2011-07-26