KO

Kentaro Oka

Sumitomo Electric Industries: 1 patents #1,290 of 3,632Top 40%
Overall (2005): #159,251 of 245,428Top 65%
1
Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6882713 Telephone apparatus Hajime Sakai, Youji Manabe, Toshiaki Sakiyama, Yuji Hirai, Hideyuki Matsuo 2005-04-19