Assignee
HITACHI COMM TECHNOLOGIES INC
JP·3 granted patents·1 pending application·24 citations·filing 2005–2009
Top patents by PatentIndex Score
4 records- 0176US8005363B2Passive optical network with wavelength division multiplexingHITACHI COMM TECHNOLOGIES INC·Filed 2007·Granted Aug 23, 2011·6 cites·14 claims
- 0273US7394789B2Handoff control method, base station controller, and base transceiver subsystemHITACHI COMM TECHNOLOGIES INC·Filed 2005·Granted Jul 1, 2008·15 cites·12 claims
- 0369US7725034B2Optical transmision apparatus and control method thereforHITACHI COMM TECHNOLOGIES INC·Filed 2009·Granted May 25, 2010·3 cites·8 claims
- 0433US2005271002A1Radio communication terminal, radio base station, and radio communication systemHITACHI COMM TECHNOLOGIES INC·Filed 2005·Application pending·0 cites
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