Inventor
KAKUMA SATOSHI
JP48 patents
Patents
48 patentsUS5696764ADec 9, 1997
ATM exchange for monitoring congestion and allocating and transmitting bandwidth-guaranteed and non-bandwidth-guaranteed connection calls
FUJITSU LTD127 citations99
US5504742AApr 2, 1996
Broadband ISDN remote multiplexer
FUJITSU LTD123 citations98
US5271010ADec 14, 1993
Virtual identifier conversion system
FUJITSU LTD149 citations98
US5239539AAug 24, 1993
Controller for distributing loads among call processors
FUJITSU LTD121 citations98
US6333932B1Dec 25, 2001
Connectionless communications system, its test method, and intra-station control system
FUJITSU LTD143 citations97
US5185743AFeb 9, 1993
Signaling cell switching system
FUJITSU LTD147 citations97
US6157613ADec 5, 2000
Congestion control system for controlling congestion in switching cells
FUJITSU LTD59 citations96
US5936958AAug 10, 1999
ATM exchange for monitoring congestion and allocating and transmitting bandwidth-guaranteed and non-bandwidth-guaranteed connection calls
FUJITSU LTD87 citations96
US5675587AOct 7, 1997
Preset virtual path determining method and device in ATM exchange system
FUJITSU LTD90 citations96
US5568479AOct 22, 1996
System of controlling miscellaneous means associated with exchange
FUJITSU LTD55 citations96
US5555265ASep 10, 1996
Switching path setting system used in switching equipment for exchanging a fixed length cell
FUJITSU LTD97 citations96
US5521924AMay 28, 1996
Telephone subscriber accomodation system in a broadband network
FUJITSU LTD58 citations96
US5488606AJan 30, 1996
Procedure for switching-over systems
FUJITSU LTD66 citations96
US5487063AJan 23, 1996
Point-to-multipoint connection system
FUJITSU LTD56 citations96
US5408461AApr 18, 1995
Path route test apparatus for use in an ATM transmission system
FUJITSU LTD74 citations96
US5394396AFeb 28, 1995
Supervision control system
FUJITSU LTD62 citations96
US5313453AMay 17, 1994
Apparatus for testing ATM channels
FUJITSU LTD72 citations96
US5301184AApr 5, 1994
Control system for switching duplicated switch units in ATM exchange
FUJITSU LTD86 citations96
US5251204AOct 5, 1993
Transmission test system in a broadband ISDN
FUJITSU LTD73 citations96
US5689501ANov 18, 1997
Connectionless communication system
FUJITSU LTD67 citations95
US5553068ASep 3, 1996
ATM cell broadcasting system
FUJITSU LTD54 citations95
US5070498ADec 3, 1991
Call control system in atm switch
FUJITSU LTD86 citations95
US5555243ASep 10, 1996
Self routing exchange and exchange system
FUJITSU LTD88 citations94
US5274633ADec 28, 1993
Switching system for ATM dual switch system
FUJITSU LTD31 citations93
US6411620B1Jun 25, 2002
Connectionless communication system
FUJITSU LTD26 citations92
US5809012ASep 15, 1998
Connectionless communication system
FUJITSU LTD55 citations92
US5726987AMar 10, 1998
Congestion-monitor control apparatus and switching system
FUJITSU LTD35 citations92
US5561662AOct 1, 1996
Subscriber information processing method in a connectionless data service
FUJITSU LTD31 citations92
US5459743AOct 17, 1995
Address decision system having address check system
FUJITSU LTD42 citations92
US5295134AMar 15, 1994
In-service activator for a broadband exchanger
FUJITSU LTD50 citations92
US7551612B2Jun 23, 2009
Intra-station control system for connectionless communications system
FUJITSU LTD30 citations91
US5778001AJul 7, 1998
Interface device
FUJITSU LTD34 citations91
US5555261ASep 10, 1996
Interface device between a network and an exchange for assembling fixed-length cell and transmitting the same
FUJITSU LTD28 citations91
US6999421B1Feb 14, 2006
Adjustable connection admission control method and device for packet-based switch
FUJITSU LTD22 citations83
USRE37435ENov 6, 2001
Supervision control system
FUJITSU LTD7 citations74
US6078585AJun 20, 2000
Multistage connection switch and extension method
FUJITSU LTD14 citations74
US5602826AFeb 11, 1997
Test system in an ATM system
FUJITSU LTD14 citations74
US5444658AAug 22, 1995
Elastic store memory circuit
FUJITSU LTD9 citations74
US5369649ANov 29, 1994
Signaling data receiving and processing unit provided in a broadband integrated services digital network
FUJITSU LTD13 citations74
US5903560AMay 11, 1999
Parallel optical transmission system and optical transmission apparatus
FUJITSU LTD7 citations73
US5793510AAug 11, 1998
Parallel optical transmission system and optical transmission apparatus
FUJITSU LTD11 citations73
US5691977ANov 25, 1997
Virtual channel converter and VCC table access method
FUJITSU LTD7 citations73
US5654967AAug 5, 1997
Delay-in-frames correcting system in a PCM transmission line
FUJITSU LTD7 citations73
US5455824AOct 3, 1995
Message information terminating system
FUJITSU LTD10 citations69
US5636222AJun 3, 1997
Broadcast method and system with cell tag information for multiple self-routing
FUJITSU LTD3 citations63
US5524000AJun 4, 1996
Terminal unit and a terminal unit connecting method in ATM switching system
FUJITSU LTD6 citations63
US5448556ASep 5, 1995
Exchange system handling an in-band signal
FUJITSU LTD3 citations63
US5418788AMay 23, 1995
Data link terminator
FUJITSU LTD2 citations62