NN

Nobuhiko Naka

ND Ntt Docomo: 21 patents #132 of 1,706Top 8%
CC C.Uyemura & Co.: 4 patents #31 of 180Top 20%
NN Ntt Mobile Communications Network: 4 patents #61 of 253Top 25%
NN Nit Mobile Communications Network: 1 patents #2 of 15Top 15%
Overall (All Time): #123,925 of 4,157,543Top 3%
30
Patents All Time

Issued Patents All Time

Showing 26–30 of 30 patents

Patent #TitleCo-InventorsDate
6744784 Method of transmitting variable-length frame, transmitter, and receiver Toshiro Kawahara 2004-06-01
6714908 Modified concealing device and method for a speech decoder 2004-03-30
6522665 Data sequence generator, transmitter, information data decoder, receiver, transmitter-receiver, data sequence generating method, information data decoding method, and recording medium Takashi Suzuki, Toshio Miki, Toshiro Kawahara 2003-02-18
6272106 Method and device for detecting double-talk, and echo canceler Toshiro Kawahara, Tomoyuki Ohya, Masahito Saigusa 2001-08-07
6085158 Updating internal states of a speech decoder after errors have occurred Tomoyuki Ohya 2000-07-04