HE

Hideaki Ema

Ricoh Company: 1 patents #267 of 684Top 40%
Overall (2003): #213,254 of 273,478Top 80%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6656879 Method of reversible selective manifestation of different states of functional element Kyoji Tsutsui, Takehito Yamaguchi, Masaru Shimada, Hiroshi Goto, Ichiro Sawamura +5 more 2003-12-02