KK

Kenji Kutsuki

Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
Overall (All Time): #2,162,203 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7286611 Roadway communication system Akihiro Kamemura, Tadashi Araki, Keiji Tanaka 2007-10-23
6744823 Communication system between road and vehicle Akihiro Kamemura, Tadashi Araki, Keiji Tanaka, Noriyuki Hirakata 2004-06-01