Inventor · disambiguated record
Yoshihito Sako
Also filed as: SAKO YOSHIHITO
11 granted patents·461 citations·filing 1990–2003
93Inventor score
Top patents by PatentIndex Score
11 records- 0191US6683885B1Network relaying apparatus and network relaying methodHITACHI LTD·Filed 2000·Granted Jan 27, 2004·93 cites·10 claims
- 0284US6650642B1Network relaying apparatus and network relaying method capable of high-speed routing and packet transferHIRACHI LTD·Filed 2000·Granted Nov 18, 2003·43 cites·5 claims
- 0382US6778532B1Packet relaying apparatus and high speed multicast systemHITACHI LTD·Filed 1999·Granted Aug 17, 2004·132 cites·2 claims
- 0479US5978844AInternetworking apparatus for load balancing plural networksHITACHI LTD·Filed 1996·Granted Nov 2, 1999·89 cites·15 claims
- 0572US6658003B1Network relaying apparatus and network relaying method capable of high-speed flow detectionHITACHI LTD·Filed 2000·Granted Dec 2, 2003·18 cites·6 claims
- 0668US7167474B2Network relaying apparatus and network relaying method capable of high-speed routing and packet transferHITACHI LTD·Filed 2003·Granted Jan 23, 2007·11 cites·8 claims
- 0765US6671277B1Network relaying apparatus and network relaying method capable of high quality transfer of packets under stable service quality controlHITACHI LTD·Filed 2000·Granted Dec 30, 2003·10 cites·5 claims
- 0862US7170885B2Packet switching method and apparatus thereofHITACHI LTD·Filed 2003·Granted Jan 30, 2007·7 cites·13 claims
- 0949US6874033B1Network repeater and network next transfer desitination searching methodHITACHI LTD·Filed 1998·Granted Mar 29, 2005·25 cites·9 claims
- 1045US6542496B1Packet switching method and apparatus thereofHITACHI LTD·Filed 1999·Granted Apr 1, 2003·17 cites·6 claims
- 1142US4984233AMethod and apparatus for testing station address in networkHITACHI LTD·Filed 1990·Granted Jan 8, 1991·16 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →