SS

Sunao Sawada

HI Hitachi: 23 patents #1,433 of 28,497Top 6%
Overall (All Time): #186,034 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7860094 Multicast routing method and apparatus for routing multicast packet Kazuaki Tsuchiya, Hidemitsu Higuchi, Shinji Nozaki 2010-12-28
7643447 Mobile node, mobile agent and network system Tatsuya Watanuki, Tetsuo Oura 2010-01-05
7583698 Multicast communication method Hidemitsu Higuchi, Shinji Nozaki, Kazuaki Tsuchiya 2009-09-01
7502372 Multicast routing method and apparatus for routing multicast packet Kazuaki Tsuchiya, Hidemitsu Higuchi, Shinji Nozaki 2009-03-10
7453905 Mobile node, mobile agent and network system Tatsuya Watanuki, Tetsuo Oura 2008-11-18
7403522 Multicast routing method and apparatus for routing multicast packet Kazuaki Tsuchiya, Hidemitsu Higuchi, Shinji Nozaki 2008-07-22
7403520 Multicast routing method and apparatus for routing multicast packet Kazuaki Tsuchiya, Hidemitsu Higuchi, Shinji Nozaki 2008-07-22
7400646 Multicast routing method and an apparatus for routing a multicast packet Kazuaki Tsuchiya, Hidemitsu Higuchi, Shinji Nozaki 2008-07-15
7400645 Multicast routing method and an apparatus for routing a multicast packet Kazuaki Tsuchiya, Hidemitsu Higuchi, Shinji Nozaki 2008-07-15
7266090 Address autoconfiguration method for home network Akihiro Ebina 2007-09-04
7158514 Multicast routing method and apparatus for routing multicast packet Kazuaki Tsuchiya, Hidemitsu Higuchi, Shinji Nozaki 2007-01-02
7012931 Multicast communication method Hidemitsu Higuchi, Shinji Nozaki, Kazuaki Tsuchiya 2006-03-14
6950431 Network relay apparatus Shinji Nozaki, Tatsuya Watanuki, Ken Watanabe 2005-09-27
6907037 Multicast routing method and an apparatus for routing a multicast packet Kazuaki Tsuchiya, Hidemitsu Higuchi, Shinji Nozaki 2005-06-14
6907470 Communication apparatus for routing or discarding a packet sent from a user terminal Tatsuya Watanuki, Shinji Nozaki 2005-06-14
6888845 Mobile node, mobile agent and network system Tatsuya Watanuki, Tetsuo Oura 2005-05-03
6868089 Mobile node, mobile agent-and network system Tatsuya Watanuki, Tetsuo Oura 2005-03-15
6785293 Mobile node, mobile agent and network system Tatsuya Watanuki, Tetsuo Oura 2004-08-31
6724775 Mobile node, mobile agent and network system Tatsuya Watanuki, Tetsuo Oura 2004-04-20
6311208 Server address management system Takahisa Miyamoto, Yoshikazu Tominaga 2001-10-30
6172986 Mobile node, mobile agent and network system Tatsuya Watanuki, Tetsuo Oura 2001-01-09
6101542 Service management method and connection oriented network system using such management method Takahisa Miyamoto, Yoshikazu Tominaga 2000-08-08
6014753 Server address management system Takahisa Miyamoto, Yoshikazu Tominaga 2000-01-11