MU

Masahiro Umehira

NT NTT: 8 patents #658 of 4,871Top 15%
Overall (All Time): #580,033 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
8248975 Wireless transmitting apparatus, wireless receiving apparatus, wireless transmission method, wireless reception method, wireless communication system, and wireless communication method Takafumi Fujita, Daisei UCHIDA, Yosuke Fujino, Osamu Kagami 2012-08-21
7242720 OFDM signal communication system, OFDM signal transmitting device and OFDM signal receiving device Takatoshi Sugiyama, Yusuke Asai, Satoshi Kurosaki, Daisei UCHIDA, Yasuo Suzuki 2007-07-10
7075912 Wireless communication system using access points that can be freely set up by users Hirohito Suda, Masayoshi Nakayama, Katsutoshi Nidaira, Shuichi Yoshino, Eisuke Kudo +1 more 2006-07-11
6512747 ATM transmission system Makoto Umeuchi, Masamitsu Nakura 2003-01-28
6330699 Error compensating method and apparatus and medium storing an error compensating program Masafumi YOSHIOKA, Atsushi Ohta 2001-12-11
6188697 ATM cell transport system for wireless communications Hijin Satoh, Takatoshi Sugiyama, Atsushi Ohta, Yuichi Sagawa 2001-02-13
6163861 Error compensating method and apparatus and medium storing an error compensation program Masafumi YOSHIOKA, Atsushi Ohta 2000-12-19
5862175 Digital transmission apparatus using differential coding and forward error correction Takatoshi Sugiyama 1999-01-19
5245340 Digital transmultiplexer with automatic threshold controller Chun Loo 1993-09-14