YA

Yoshikazu Akiyama

Ricoh Company: 2 patents #462 of 1,683Top 30%
Overall (2011): #56,806 of 364,097Top 20%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8071432 Organic transistor active substrate, manufacturing method thereof, and electrophoretic display Takumi Yamaga, Takanori Tano, Hidenori Tomono, Akishige Murakami, Hitoshi Arita +1 more 2011-12-06
7999253 Organic transistor and active matrix display Takumi Yamaga, Ikue Kawashima 2011-08-16