HO

Hisakazu Ohkawara

Ricoh Company: 3 patents #4,826 of 9,818Top 50%
Overall (All Time): #1,578,816 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7629991 Writing controlling device and a color image forming apparatus 2009-12-08
7460159 Image forming apparatus Hidenori Akamatsu 2008-12-02
7391431 Image forming apparatus for correcting magnification of image Hidenori Akamatsu 2008-06-24