KT

Katsuhiko Tsunehara

HI Hitachi: 4 patents #146 of 3,189Top 5%
KD Kddi: 1 patents #5 of 45Top 15%
Overall (2005): #11,403 of 245,428Top 5%
4
Patents 2005

Issued Patents 2005

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6950661 Location detection method, location detection apparatus and location detection program Koji Watanabe, Mikio Kuwahara, Kenzaburo Fujishima 2005-09-27
6928292 Mobile handset with position calculation function Mikio Kuwahara 2005-08-09
6907260 Method for controlling transmit power for communication system Takashi Yano, Takaki Uta, Toshiro Suzuki, Toshinori Suzuki 2005-06-14
6900753 Method for measuring distance and position using spread spectrum signal, and an equipment using the method Nobukazu Doi, Mikio Kuwahara, Tomoaki Ishifuji 2005-05-31