Inventor · disambiguated record
Kenichi Kawarai
Also filed as: KAWARAI KENICHI
19 granted patents·4 pending applications·500 citations·filing 1997–2010
95Inventor score
Top patents by PatentIndex Score
23 records- 0191US7636299B2Packet repeaterFUJITSU LTD·Filed 2005·Granted Dec 22, 2009·46 cites·7 claims
- 0289US6671257B1Feedback control method and device in ATM switching systemFUJITSU LTD·Filed 2000·Granted Dec 30, 2003·36 cites·18 claims
- 0385US7016366B2Packet switch that converts variable length packets to fixed length packets and uses fewer QOS categories in the input queues that in the outout queuesFUJITSU LTD·Filed 2001·Granted Mar 21, 2006·46 cites·13 claims
- 0482US7058751B2Packet switchFUJITSU LTD·Filed 2001·Granted Jun 6, 2006·43 cites·10 claims
- 0581US8027262B2Method and apparatus for keeping track of virtual LAN topology in network of nodesFUJITSU LTD·Filed 2005·Granted Sep 27, 2011·11 cites·11 claims
- 0681US6687225B1Bandwidth control apparatusFUJITSU LTD·Filed 1999·Granted Feb 3, 2004·67 cites·27 claims
- 0780US6920145B2Packet switch device and scheduling control methodFUJITSU LTD·Filed 2001·Granted Jul 19, 2005·33 cites·11 claims
- 0878US7366165B2Input line interface device and packet communication deviceFUJITSU LTD·Filed 2002·Granted Apr 29, 2008·29 cites·11 claims
- 0976US7957267B2Fault detection deviceFUJITSU LTD·Filed 2005·Granted Jun 7, 2011·8 cites·9 claims
- 1070US7440397B2Protection that automatic and speedily restore of Ethernet ring networkFUJITSU LTD·Filed 2004·Granted Oct 21, 2008·22 cites·11 claims
- 1169US7046685B1Scheduling control system and switchFUJITSU LTD·Filed 1999·Granted May 16, 2006·68 cites·39 claims
- 1267US6094418AFeedback control method and device in ATM switching systemFUJITSU LTD·Filed 1997·Granted Jul 25, 2000·54 cites·9 claims
- 1365US6963577B1Packet SwitchFUJITSU LTD·Filed 2000·Granted Nov 8, 2005·13 cites·33 claims
- 1464US8199639B2Path protection method and layer-2 switchDOUKAI MASAMI·Filed 2006·Granted Jun 12, 2012·5 cites·14 claims
- 1560US6771600B2Packet insertion interval control system and packet insertion interval control methodFUJITSU LTD·Filed 2001·Granted Aug 3, 2004·9 cites·30 claims
- 1659US7023865B2Packet switchFUJITSU LTD·Filed 2001·Granted Apr 4, 2006·6 cites·14 claims
- 1758US7227861B2Packet switch deviceFUJITSU LTD·Filed 2001·Granted Jun 5, 2007·4 cites·17 claims
- 1841US2002009082A1Buffer unit and switching apparatusFiled 2001·Application pending·0 cites
- 1940US2002110129A1Scheduling method and scheduling apparatusFiled 2001·Application pending·0 cites
- 2039US7304946B2Packet multiplexing control method and a concentrator using the sameFUJITSU LTD·Filed 2002·Granted Dec 4, 2007·0 cites·8 claims
- 2139US2006198315A1Communication apparatusFUJITSU LTD·Filed 2005·Application pending·0 cites
- 2236US2005175022A1Bridge apparatus and logical queue control methodFUJITSU LTD·Filed 2005·Application pending·0 cites
- 2329US9166815B2Communication apparatus and communication controlling method in ring networkKAWARAI KENICHI·Filed 2010·Granted Oct 20, 2015·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →