YK

Yoshio Koyanagi

Sumitomo Electric Industries: 1 patents #1,140 of 3,352Top 35%
Overall (2002): #86,082 of 266,432Top 35%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6459412 Antenna unit Hisashi Morishita, Kyohei Fujimoto 2002-10-01