EF

Etsumi Fujita

SO Sony: 4 patents #8,966 of 25,231Top 40%
Overall (All Time): #1,290,169 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5504776 Spread spectrum communication system and transmitter-receiver Tomoya Yamaura, Katsuya Yamamoto, Jun Iwasaki 1996-04-02
5321721 Spread spectrum communication system and transmitter-receiver Tomoya Yamaura, Katsuya Yamamoto, Jun Iwasaki 1994-06-14
4684981 Digital terminal address transmitting for CATV Masakatsu Toyoshima, Yasuhiro Hideshima 1987-08-04
4646327 Waveform shaping apparatus Yuichi Kojima, Yasuhiro Hideshima 1987-02-24