TH

Takao Harakawa

HI Hitachi: 2 patents #13,388 of 28,497Top 50%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Overall (All Time): #2,272,066 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5652752 Mobile radio communication system employing time division multiple transmission scheme Toshiro Suzuki, Arata Nakagoshi, Izumi Horikawa, Takakuni Kuki 1997-07-29
5586122 Time division multiple access mobile wireless telecommunication system Toshiro Suzuki, Kazuhito Ishida, Izumi Horikawa 1996-12-17