TK

Tetsuya Koma

Sumitomo Electric Industries: 1 patents #1,470 of 4,178Top 40%
Overall (2004): #103,336 of 270,089Top 40%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6764191 Illumination type keyboard Shigetaka Douzono, Takefumi Inoue, Yoshiharu Abe 2004-07-20