YS

Yasuo Segawa

SC Sanyo Electric Co.: 3 patents #49 of 669Top 8%
Overall (2004): #17,880 of 270,089Top 7%
3
Patents 2004

Issued Patents 2004

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6778233 Method for darkening pixel Yoshiaki Matsuura, Masahiko Tokunaga 2004-08-17
6724011 Display device Keiichi Sano, Kazuto Noritake 2004-04-20
6674244 Electroluminescence display device 2004-01-06