WO

Wakako Oshige

Ricoh Company: 4 patents #4,167 of 9,818Top 45%
Overall (All Time): #1,236,819 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8073361 Preset case, development apparatus, process cartridge, and image forming apparatus 2011-12-06
7953331 Developer carrying device, developing device, process unit, and image forming apparatus Shinji Kato 2011-05-31
7885581 Developer transferring device, developing device, process unit, and image forming apparatus Shinji Kato 2011-02-08
7751730 Developing device, process unit, and image forming apparatus developer Shinji Kato 2010-07-06