Patent | Date |
---|
Communication system, delay insertion server, backup server and communication control apparatus Grant 8,462,620 - Hasegawa , et al. June 11, 2 | 2013-06-11 |
Data communication system, backup server and communication control apparatus Grant 8,116,313 - Hasegawa , et al. February 14, 2 | 2012-02-14 |
Communication path control system, program, and storage medium therefor Grant 8,064,346 - Kumaki , et al. November 22, 2 | 2011-11-22 |
Channel switching multicast distribution apparatus and method, and multicast reception apparatus Grant 7,894,465 - Sasaki , et al. February 22, 2 | 2011-02-22 |
Communication system, delay insertion server, backup server and communication control apparatus App 20100142385 - Hasegawa; Teruyuki ;   et al. | 2010-06-10 |
Communication system, delay insertion server, backup server and communication control apparatus Grant 7,710,889 - Hasegawa , et al. May 4, 2 | 2010-05-04 |
Data Communication System, Backup Server And Communication Control Apparatus App 20100098079 - Hasegawa; Teruyuki ;   et al. | 2010-04-22 |
Communication Path Control System, Program, and Storage Medium Therefor App 20100067532 - Kumaki; Kenji ;   et al. | 2010-03-18 |
Communication system Grant 7,599,368 - Hasegawa , et al. October 6, 2 | 2009-10-06 |
Channel-switching multicast distribution apparatus and method, and multicast reception apparatus App 20080013563 - Sasaki; Chikara ;   et al. | 2008-01-17 |
Traffic generation apparatus suitable for use in communication experiments Grant 7,151,751 - Tagami , et al. December 19, 2 | 2006-12-19 |
Communication system App 20060198373 - Hasegawa; Teruyuki ;   et al. | 2006-09-07 |
Communication system, delay insertion server, backup server and communication control apparatus App 20060120396 - Hasegawa; Teruyuki ;   et al. | 2006-06-08 |
Data communication system, backup server, and communication control apparatus App 20050195818 - Hasegawa, Teruyuki ;   et al. | 2005-09-08 |
Traffic control system of P2P network App 20050152364 - Tagami, Atsushi ;   et al. | 2005-07-14 |
L2 switch and control method therof App 20050041680 - Tanaka, Keiji ;   et al. | 2005-02-24 |
Apparatus for high speed communication on asymmetric line Grant 6,587,435 - Miyake , et al. July 1, 2 | 2003-07-01 |
Packet repeater in asymmetrical transmissions App 20030043788 - Hasegawa, Teruyuki ;   et al. | 2003-03-06 |
Traffic generation apparatus App 20020037008 - Tagami, Atsushi ;   et al. | 2002-03-28 |
Fe-Ni alloy cold-rolled sheet excellent in cleanliness and etching pierceability Grant 5,391,241 - Watanabe , et al. February 21, 1 | 1995-02-21 |
Sub-lance assembly for sampling and temperature-measuring of molten metal during refining Grant 4,141,249 - Ishikawa , et al. February 27, 1 | 1979-02-27 |