YK

Yasuo Kosuga

Ricoh Company: 5 patents #3,664 of 9,818Top 40%
Overall (All Time): #1,015,515 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
8599450 Image read device and copier Hiroshi Kubo, Takashi Fujii, Tatsuaki Nagano, Kenichiro Morita, Takeshi Akai 2013-12-03
8570623 Deep focus image reading system and image forming apparatus Takashi Fujii, Hiroshi Kubo, Tatsuaki Nagano, Takeshi Akai, Kenichiro Morita 2013-10-29
7953341 Automatic document feeder, image reading system including same, and image forming apparatus including same Hideki Tobinaga, Tatsuaki Nagano, Norio Kimura, Takeshi Akai 2011-05-31
7869755 Automatic document feeder, image reading device including the same, and image forming apparatus including the same Motoya Sano, Hideki Tobinaga, Takashi Fujii, Shinya Kitaoka, Tatsuaki Nagano +1 more 2011-01-11
5263697 Finisher for an image forming apparatus Hideo Yamazaki, Kazunori Kubota, Yuichi Fujii, Mituru Ichikawa, Yukitaka Nakazato +1 more 1993-11-23