KS

Keizou Sugiyama

KD Kddi: 2 patents #137 of 396Top 35%
Overall (All Time): #2,111,747 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8014325 Communication scheduling method for wireless relay systems Haruki Izumikawa, Kenji Saitou 2011-09-06
7216159 Wireless LAN system for virtual LAN Kouichi Hirose, Hideyuki Shinonaga 2007-05-08