Assignee
SAKAUCHI MASAHIRO
JP·6 granted patents·2 pending applications·28 citations·filing 2007–2011
Top patents by PatentIndex Score
8 records- 0190US8693880B2Wavelength path communication node apparatus, wavelength path communication control method, and recording mediumSAKAUCHI MASAHIRO·Filed 2009·Granted Apr 8, 2014·18 cites·10 claims
- 0280US8811817B2Optical signal transmission device, optical signal reception device, wavelength division multiplexing optical communication device, and wavelength path systemSAKAUCHI MASAHIRO·Filed 2010·Granted Aug 19, 2014·5 cites·19 claims
- 0369US9083142B2Excitation light distribution device, excitation light distribution method, optical amplification system and node deviceSAKAUCHI MASAHIRO·Filed 2011·Granted Jul 14, 2015·2 cites·10 claims
- 0460US8072878B2Packet ring network system, packet transfer system, redundancy node, and packet transfer programSAKAUCHI MASAHIRO·Filed 2007·Granted Dec 6, 2011·2 cites·21 claims
- 0559US9154254B2Wavelength path multiplexing/demultiplexing apparatus and wavelength path multiplexing/demultiplexing methodSAKAUCHI MASAHIRO·Filed 2011·Granted Oct 6, 2015·1 cites·4 claims
- 0645US2011158086A1Packet ring network system, packet forwarding method and nodeSAKAUCHI MASAHIRO·Filed 2011·Application pending·0 cites
- 0744US2010034204A1Packet ring network system, packet transfer method and interlink nodeSAKAUCHI MASAHIRO·Filed 2007·Application pending·0 cites
- 0838US8917994B2Wavelength path multiplexing and demultiplexing optical transmission apparatusSAKAUCHI MASAHIRO·Filed 2010·Granted Dec 23, 2014·0 cites·16 claims
Join the waitlist — get patent alerts
Get an alert when SAKAUCHI MASAHIRO files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →