Inventor
KASHIO JIRO
JP17 patents
Patents
17 patentsUS5101404AMar 31, 1992
Signalling apparatus for use in an ATM switching system
HITACHI LTD239 citations99
US5208811AMay 4, 1993
Interconnection system and method for heterogeneous networks
HITACHI LTD306 citations98
US5090011AFeb 18, 1992
Packet congestion control method and packet switching equipment
HITACHI LTD216 citations97
US5214642AMay 25, 1993
ATM switching system and adaptation processing apparatus
HITACHI LTD108 citations96
US5303236AApr 12, 1994
Signalling apparatus for use in an ATM switching system
HITACHI LTD31 citations92
US4881167ANov 14, 1989
Data memory system
HITACHI LTD46 citations92
US4899142AFeb 6, 1990
Ring network system and configuration control method
HITACHI LTD44 citations91
US4777330AOct 11, 1988
Network system diagnosis system
HITACHI LTD27 citations91
US4771424ASep 13, 1988
Routing control method in a packet switching network
HITACHI LTD49 citations91
US4763315AAug 9, 1988
Ring communication network system and a method for controlling same
HITACHI LTD28 citations91
US4875208AOct 17, 1989
Transmission method for control information in communication network
HITACHI LTD46 citations87
US5023871AJun 11, 1991
Method of controlling the operation of stations in a ring network
HITACHI LTD20 citations81
US4887256ADec 12, 1989
Data communication network system and reconfiguration control method
HITACHI LTD18 citations81
US4815069AMar 21, 1989
Data communication network system and reconfiguration control method
HITACHI LTD22 citations81
US4672607AJun 9, 1987
Local area network communication system
HITACHI LTD20 citations81
US4984233AJan 8, 1991
Method and apparatus for testing station address in network
HITACHI LTD16 citations72
US4837816AJun 6, 1989
Communication system using switching apparatus
HITACHI LTD6 citations62