Inventor · disambiguated record
Yoshihiko Suemura
Also filed as: SUEMURA YOSHIHIKO
28 granted patents·7 pending applications·832 citations·filing 1991–2008
97Inventor score
Top patents by PatentIndex Score
35 records- 0194US7248561B2Path establishment method for establishing paths of different fault recovery types in a communications networkNEC CORP·Filed 2003·Granted Jul 24, 2007·77 cites·20 claims
- 0292US8098990B2System and method for providing wireless over a passive optical network (PON)HU JUNQIANG·Filed 2007·Granted Jan 17, 2012·21 cites·16 claims
- 0389US5325382AMethod and electrode arrangement for inducing flat frequency modulation response in semiconductor laserNEC CORP·Filed 1991·Granted Jun 28, 1994·68 cites·8 claims
- 0487US6957018B2Optical packet exchange system and optical switchNEC CORP·Filed 2002·Granted Oct 18, 2005·26 cites·13 claims
- 0587US5812290AOptical switching unit and control method for sameNEC CORP·Filed 1996·Granted Sep 22, 1998·92 cites·3 claims
- 0685US6760552B1Optical receiving circuit and optical communication deviceNEC CORP·Filed 2000·Granted Jul 6, 2004·31 cites·15 claims
- 0783US7684417B2Method of migrating processes between networks and network system thereofNEC CORP·Filed 2005·Granted Mar 23, 2010·13 cites·9 claims
- 0880US7411964B2Communication network, path setting method and recording medium having path setting program recorded thereonNEC CORP·Filed 2002·Granted Aug 12, 2008·31 cites·6 claims
- 0980US6570687B2Optical packet exchange system and optical switchNEC CORP·Filed 2002·Granted May 27, 2003·13 cites·6 claims
- 1077US7471625B2Fault recovery system and method for a communications networkNEC CORP·Filed 2002·Granted Dec 30, 2008·23 cites·48 claims
- 1177US6760346B1Packet switching networkNEC CORP·Filed 2000·Granted Jul 6, 2004·26 cites·7 claims
- 1276US7468944B2Path fault recovery method, switching-back method after recovery from fault, and node using the sameNEC CORP·Filed 2003·Granted Dec 23, 2008·14 cites·16 claims
- 1375US6373911B1Bit synchronization circuitNEC CORP·Filed 1999·Granted Apr 16, 2002·89 cites·9 claims
- 1475US6333800B1Optical communication system using wavelength-division multiplexed lightNEC CORP·Filed 2000·Granted Dec 25, 2001·10 cites·13 claims
- 1574US6243178B1Optical crossbar network using wavelength division multiplexing an optical crossbar exchangeNEC CORP·Filed 1998·Granted Jun 5, 2001·46 cites·6 claims
- 1673US5887039AData transmission system using specific pattern for synchronizationNEC CORP·Filed 1994·Granted Mar 23, 1999·66 cites·8 claims
- 1770US7706284B2Link property setting method, route calculating method and system using the sameNEC CORP·Filed 2005·Granted Apr 27, 2010·4 cites·3 claims
- 1870US7372806B2Fault recovery system and method for a communications networkNEC CORP·Filed 2002·Granted May 13, 2008·14 cites·44 claims
- 1970US6441935B1Optical packet exchange system and optical switchNEC CORP·Filed 1998·Granted Aug 27, 2002·27 cites·5 claims
- 2064US6271949B1Optical communication system using wavelength-division multiplexed lightNEC CORP·Filed 1997·Granted Aug 7, 2001·23 cites·24 claims
- 2162US7355979B2Communication network, path setting method, network management system and nodeNEC CORP·Filed 2002·Granted Apr 8, 2008·4 cites·47 claims
- 2261US6429955B1Optical networkNEC CORP·Filed 1998·Granted Aug 6, 2002·22 cites·9 claims
- 2360US5506920AOptical wavelength tunable filterNEC CORP·Filed 1994·Granted Apr 9, 1996·21 cites·3 claims
- 2457US5400167AOptical frequency acquisition apparatus for optical coherent communication systemNEC CORP·Filed 1994·Granted Mar 21, 1995·25 cites·2 claims
- 2556US7058303B2Optical cross-connecting deviceNEC CORP·Filed 2001·Granted Jun 6, 2006·3 cites·4 claims
- 2653US6445473B1Optical switching apparatus using wavelength division multiplexing technologyNEC CORP·Filed 1999·Granted Sep 3, 2002·14 cites·20 claims
- 2752US2009116392A1Communication network, path setting method, network management system and nodeNEC CORP PARENT·Filed 2007·Application pending·0 cites
- 2850US5687181AParallel data transmission unit using byte error correcting codeNEC CORP·Filed 1995·Granted Nov 11, 1997·25 cites·4 claims
- 2947US2009304010A1Network element providing an interworking function between plural networks, and system and method including the network elementNEC CORPOATION OF AMERICA·Filed 2008·Application pending·0 cites
- 3046US2008232385A1Communication system, node device and method for setting classes of serviceSUEMURA YOSHIHIKO·Filed 2008·Application pending·0 cites
- 3142US2001008001A1Switching system and scramble control methodNEC CORP·Filed 2000·Application pending·0 cites
- 3241US2002122442A1Communication network, path setting method and node apparatus used thereforFiled 2002·Application pending·0 cites
- 3340US2002129295A1Network node apparatus, network system using the same and fault location detecting methodFiled 2002·Application pending·0 cites
- 3439US2007230458A1Communication Network, Communication Apparatus, Communication Control Method and Communication Control ProgramNEC CORP·Filed 2005·Application pending·0 cites
- 3532US6081557ADatalink system and communication networkNEC CORP·Filed 1997·Granted Jun 27, 2000·4 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →