Inventor · disambiguated record
Koji Wakayama
Also filed as: WAKAYAMA KOJI
34 granted patents·7 pending applications·989 citations·filing 1997–2016
98Inventor score
Top patents by PatentIndex Score
41 records- 0197US7079544B2Apparatus and method for interworking between MPLS network and non-MPLS networkHITACHI LTD·Filed 2001·Granted Jul 18, 2006·234 cites·19 claims
- 0295US6771662B1Label switching type of packet forwarding apparatusHITACHI LTD·Filed 2000·Granted Aug 3, 2004·110 cites·20 claims
- 0390US6633571B1VPN composing method, interwork router, packet communication method, data communication apparatus, and packet relaying apparatusHITACHI LTD·Filed 1999·Granted Oct 14, 2003·144 cites·5 claims
- 0488US7633954B2Apparatus and method for interworking between MPLS network and non-MPLS networkHITACHI LTD·Filed 2005·Granted Dec 15, 2009·15 cites·12 claims
- 0585US5963555ARouter apparatus using ATM switchHITACHI LTD·Filed 1997·Granted Oct 5, 1999·137 cites·5 claims
- 0682US7403477B2Packet communicating apparatusHITACHI LTD·Filed 2003·Granted Jul 22, 2008·27 cites·7 claims
- 0780US7518998B2IP packet communication apparatusHITACHI LTD·Filed 2005·Granted Apr 14, 2009·7 cites·18 claims
- 0880US7298752B2Packet communication deviceHITACHI LTD·Filed 2003·Granted Nov 20, 2007·30 cites·17 claims
- 0979US8401384B2Optical access system, optical switching unit and optical line terminalWAKAYAMA KOJI·Filed 2009·Granted Mar 19, 2013·8 cites·16 claims
- 1075US7881311B2VPN composing method, interwork router, packet communication method, data communication apparatus, and packet relaying apparatusHITACHI LTD·Filed 2003·Granted Feb 1, 2011·13 cites·21 claims
- 1175US6424662B1Router apparatus using ATM switchHITACHI LTD·Filed 2000·Granted Jul 23, 2002·16 cites·7 claims
- 1274US8942735B2Network system and communication log analyzerWAKAYAMA KOJI·Filed 2012·Granted Jan 27, 2015·3 cites·9 claims
- 1374US6046999ARouter apparatus using ATM switchHITACHI LTD·Filed 1998·Granted Apr 4, 2000·65 cites·10 claims
- 1473US6836479B1Variable length packet communication deviceHITACHI LTD·Filed 1999·Granted Dec 28, 2004·70 cites·12 claims
- 1572US8380065B2Optical access system and optical line terminalHITACHI LTD·Filed 2009·Granted Feb 19, 2013·4 cites·18 claims
- 1672US7586947B2Label switching type of packet forwarding apparatusHITACHI LTD·Filed 2004·Granted Sep 8, 2009·11 cites·9 claims
- 1772US7173932B2Packet switching apparatusHITACHI LTD·Filed 2001·Granted Feb 6, 2007·15 cites·4 claims
- 1871US8218544B2Packet communicating apparatusTAKEUCHI TAKASHI·Filed 2010·Granted Jul 10, 2012·2 cites·6 claims
- 1971US6980553B2Router apparatus using ATM switchHITACHI LTD·Filed 2002·Granted Dec 27, 2005·11 cites·7 claims
- 2070US7016373B2Packet switching apparatusHITACHI LTD·Filed 2001·Granted Mar 21, 2006·9 cites·8 claims
- 2169US7983281B2VPN composing method, interwork router, packet communication method, data communication apparatus, and packet relaying apparatusHITACHI LTD·Filed 2007·Granted Jul 19, 2011·2 cites·11 claims
- 2266US7706271B2Method of transmitting packets and apparatus of transmitting packetsHITACHI LTD·Filed 2003·Granted Apr 27, 2010·10 cites·12 claims
- 2365US8923866B2Handover management apparatus, base station, and handover management methodHITACHI LTD·Filed 2013·Granted Dec 30, 2014·2 cites·15 claims
- 2464US9319910B2Communication systemHITACHI LTD·Filed 2013·Granted Apr 19, 2016·2 cites·18 claims
- 2559US7869441B2Variable length packet communication deviceHITACHI LTD·Filed 2004·Granted Jan 11, 2011·4 cites·10 claims
- 2657US9124531B2VPN composing method, interwork router, packet communication method, data communication apparatus, and packet relaying apparatusHITACHI LTD·Filed 2013·Granted Sep 1, 2015·0 cites·15 claims
- 2757US8014420B2Label switching type of packet forwarding apparatusHITACHI LTD·Filed 2009·Granted Sep 6, 2011·0 cites·9 claims
- 2856US9532291B2Network system and communication log analyzerHITACHI LTD·Filed 2014·Granted Dec 27, 2016·0 cites·2 claims
- 2955US7843909B2Packet communicating apparatusHITACHI LTD·Filed 2008·Granted Nov 30, 2010·0 cites·5 claims
- 3055US6907006B1Method and apparatus for detecting faults in IP packet communicationHITACHI LTD·Filed 1999·Granted Jun 14, 2005·28 cites·9 claims
- 3149US2005008025A1Router apparatus using ATM switchFiled 2004·Application pending·0 cites
- 3248US9019969B2Gateway for interconnecting a wireless access function with a network access functionWAKAYAMA KOJI·Filed 2009·Granted Apr 28, 2015·0 cites·7 claims
- 3348US2011305242A1Label switching type of packet forwarding apparatusMIKI KAZUHO·Filed 2011·Application pending·0 cites
- 3446US8077719B2Packet switching apparatusMIKI KAZUHO·Filed 2007·Granted Dec 13, 2011·0 cites·12 claims
- 3544US2003172143A1Access node apparatus and method for internet using condition analysisFiled 2002·Application pending·0 cites
- 3641US2009034479A1Network system, control method, and gatewayHITACHI INT ELECTRIC INC·Filed 2008·Application pending·0 cites
- 3740US8219131B2Cognitive wireless communication systemYAMAOKA RYOUJI·Filed 2008·Granted Jul 10, 2012·0 cites·10 claims
- 3840US2014094171A1Wireless communication method, tracking error management device, and mobility management deviceHITACHI LTD·Filed 2013·Application pending·0 cites
- 3939US6385171B1Router apparatus using ATM switchHITACHI LTD·Filed 1999·Granted May 7, 2002·10 cites·9 claims
- 4034US2017026278A1Communication apparatus, control apparatus, and communication systemHITACHI METALS LTD·Filed 2016·Application pending·0 cites
- 4132US2016006605A1Network control device and network setting systemHITACHI METALS LTD·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →