TA

Toshiyuki Akiyama

HD Hitachi Denshi: 2 patents #2 of 18Top 15%
Overall (2003): #39,103 of 273,478Top 15%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6611493 Communication, transmission and receiving method and apparatus using orthogonal frequency division multiplexing modulation system Atsushi Miyashita, Seiichi Sano, Hiroyuki Takesue, Tatuhiro Nakada, Nobuo Tsukamoto 2003-08-26
6512798 Digital communication system of orthogonal modulation type Atsushi Miyashita, Nobuo Tsukamoto 2003-01-28