Inventor · disambiguated record
Akihiko Takase
Also filed as: TAKASE AKIHIKO
64 granted patents·9 pending applications·3,372 citations·filing 1984–2015
99Inventor score
Top patents by PatentIndex Score
73 records- 0199US7046630B2Packet switching network, packet switching equipment and network management equipmentHITACHI LTD·Filed 2002·Granted May 16, 2006·333 cites·4 claims
- 0298US5042027ACommunication network system and method of controlling a communication networkHITACHI LTD·Filed 1989·Granted Aug 20, 1991·369 cites·21 claims
- 0397US6512745B1Packet switching network, packet switching equipment, and network management equipmentHITACHI LTD·Filed 1999·Granted Jan 28, 2003·414 cites·4 claims
- 0492US5600630APath changing system and method for use in ATM communication apparatusHITACHI LTD·Filed 1994·Granted Feb 4, 1997·230 cites·40 claims
- 0589US5612959AMulticast communications methodHITACHI LTD·Filed 1993·Granted Mar 18, 1997·164 cites·31 claims
- 0688US6021128AAsynchronous transfer mode switching systemHITACHI LTD·Filed 1997·Granted Feb 1, 2000·112 cites·23 claims
- 0787US9281995B2Virtual network and management method of virtual networkHITACHI LTD·Filed 2014·Granted Mar 8, 2016·8 cites·16 claims
- 0887US5510921AOptical frequency division multiplexing networkHITACHI LTD·Filed 1994·Granted Apr 23, 1996·72 cites·6 claims
- 0985US5963555ARouter apparatus using ATM switchHITACHI LTD·Filed 1997·Granted Oct 5, 1999·137 cites·5 claims
- 1085US5838677ASwitching system having means for congestion control by monitoring packets in a shared buffer and by suppressing the reading of packets from input buffersHITACHI LTD·Filed 1996·Granted Nov 17, 1998·170 cites·42 claims
- 1183US7463633B2Packet switching system, packet switching network and packet switching methodHITACHI LTD·Filed 2001·Granted Dec 9, 2008·32 cites·5 claims
- 1281US6108304APacket switching network, packet switching equipment, and network management equipmentFiled 1998·Granted Aug 22, 2000·93 cites·14 claims
- 1381US5768274ACell multiplexer having cell delineation functionHITACHI LTD·Filed 1996·Granted Jun 16, 1998·53 cites·16 claims
- 1481US4880289ATwo-way optical transmission systemHITACHI LTD·Filed 1984·Granted Nov 14, 1989·50 cites·20 claims
- 1579US8832279B2Network system, machine allocation device and machine allocation methodBABA TAKASHIGE·Filed 2012·Granted Sep 9, 2014·9 cites·20 claims
- 1678US6463066B2ATM switchHITACHI LTD·Filed 2001·Granted Oct 8, 2002·14 cites·4 claims
- 1778US5394397AShared buffer memory type ATM communication system and method with a broadcast facilityHITACHI LTD·Filed 1993·Granted Feb 28, 1995·89 cites·13 claims
- 1878US4954675ASwitch operation indicatorTOKAI RIKA CO LTD·Filed 1988·Granted Sep 4, 1990·25 cites·3 claims
- 1977US5280475ATraffic shaping method and circuitHITACHI LTD·Filed 1991·Granted Jan 18, 1994·83 cites·16 claims
- 2076US5570368ACell multiplexer having cell delineation functionHITACHI LTD·Filed 1995·Granted Oct 29, 1996·89 cites·37 claims
- 2175US7024487B2Assistant server and path connection control method for service provider's networkHITACHI LTD·Filed 2001·Granted Apr 4, 2006·30 cites·3 claims
- 2275US6424662B1Router apparatus using ATM switchHITACHI LTD·Filed 2000·Granted Jul 23, 2002·16 cites·7 claims
- 2374US6046999ARouter apparatus using ATM switchHITACHI LTD·Filed 1998·Granted Apr 4, 2000·65 cites·10 claims
- 2473US5926456APath changing system and method for use in ATM communication apparatusHITACHI LTD·Filed 1996·Granted Jul 20, 1999·80 cites·16 claims
- 2572US5694554AATM interface and shaping methodHITACHI LTD·Filed 1995·Granted Dec 2, 1997·46 cites·22 claims
- 2671US6980553B2Router apparatus using ATM switchHITACHI LTD·Filed 2002·Granted Dec 27, 2005·11 cites·7 claims
- 2771US6275494B1Packet switching system, packet switching network and packet switching methodHITACHI LTD·Filed 1998·Granted Aug 14, 2001·63 cites·9 claims
- 2869US5140453AOptical receiving method utilizing polarization diversity and apparatus for carrying out the sameHITACHI LTD·Filed 1988·Granted Aug 18, 1992·32 cites·13 claims
- 2968US6526045B2IP switch, interface circuit and ATM switch used for IP switch, and IP switch network systemHITACHI LTD·Filed 2001·Granted Feb 25, 2003·8 cites·9 claims
- 3067US9094303B2Method for managing network systemHITACHI LTD·Filed 2012·Granted Jul 28, 2015·2 cites·14 claims
- 3162US5321540AOptical frequency division multiplexing networkHITACHI LTD·Filed 1991·Granted Jun 14, 1994·20 cites·13 claims
- 3259US5271005AMethod of modifying virtual path capacityHITACHI LTD·Filed 1991·Granted Dec 14, 1993·29 cites·9 claims
- 3358US4967410AMethod of multiplexing digital signals and apparatus thereforHITACHI LTD·Filed 1989·Granted Oct 30, 1990·20 cites·13 claims
- 3457US4813058AFSK signal demodulatorHITACHI LTD·Filed 1987·Granted Mar 14, 1989·19 cites·5 claims
- 3556US6619865B1Optical frequency division multiplexing networkHITACHI LTD·Filed 1998·Granted Sep 16, 2003·11 cites·6 claims
- 3655US2014379862A1Network system, machine allocation device and machine allocation methodHITACHI LTD·Filed 2014·Application pending·0 cites
- 3754US5283782ASystem switching method and apparatus without loss of signal in cell switching system of asynchronous transfer modeHITACHI LTD·Filed 1991·Granted Feb 1, 1994·28 cites·14 claims
- 3854US5155487ACell delineation method and cell delineation circuitHITACHI LTD·Filed 1991·Granted Oct 13, 1992·34 cites·18 claims
- 3953US8656001B2Communication system, application server and communication method for server cooperationTAKEDA YUKIKO·Filed 2008·Granted Feb 18, 2014·0 cites·11 claims
- 4053US6993029B2IP switch, interface circuit and ATM switch used for IP switch, and IP switch network systemHITACHI LTD·Filed 2003·Granted Jan 31, 2006·1 cites·4 claims
- 4153US5828654AATM cell policing method and apparatusHITACHI LTD·Filed 1996·Granted Oct 27, 1998·33 cites·7 claims
- 4253US5801864AOptical frequency division multiplexing networkHITACHI LTD·Filed 1996·Granted Sep 1, 1998·9 cites·21 claims
- 4352US5568468AUsage parameter control apparatus for performing a plurality of conformance checking operations at high speedHITACHI LTD·Filed 1994·Granted Oct 22, 1996·19 cites·26 claims
- 4452US5315581AHit-less protection switching method and apparatus for ATM transmission linesHITACHI LTD·Filed 1991·Granted May 24, 1994·24 cites·2 claims
- 4552US2014164543A1Communication System, Application Server and Communication Method for Server CooperationHITACHI LTD·Filed 2014·Application pending·0 cites
- 4650US2016142302A1Network system, machine allocation device and machine allocation methodHITACHI LTD·Filed 2015·Application pending·0 cites
- 4749US8364827B2Communication systemHITACHI LTD·Filed 2009·Granted Jan 29, 2013·0 cites·7 claims
- 4849US5420859AMethod of modifying virtual path capacityHITACHI LTD·Filed 1993·Granted May 30, 1995·16 cites·15 claims
- 4949US2005008025A1Router apparatus using ATM switchFiled 2004·Application pending·0 cites
- 5048US7127170B2Optical frequency division multiplexing networkHITACHI LTD·Filed 2003·Granted Oct 24, 2006·0 cites·10 claims
Showing the top 50 of 73 patent records by PatentIndex Score.
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