YI

Yuuji Ishida

HI Hitachi: 2 patents #478 of 3,189Top 15%
KD Kddi: 1 patents #5 of 45Top 15%
Overall (2005): #27,661 of 245,428Top 15%
2
Patents 2005

Issued Patents 2005

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6895038 Communication system Joichi Saito, Hideki Shimizu, Naoki Tsubaki, Toshinori Suzuki 2005-05-17
6879845 Wireless communication method and system using beam direction-variable antenna Toshiro Suzuki, Ken Takei, Satoshi Takahashi, Hiroshi Usami 2005-04-12