Inventor · disambiguated record
Masao Hayama
Also filed as: HAYAMA MASAO
4 granted patents·5 pending applications·30 citations·filing 2001–2013
68Inventor score
Top patents by PatentIndex Score
9 records- 0176US7006484B2Base station apparatus, mobile station, and contents providerHITACHI LTD·Filed 2001·Granted Feb 28, 2006·28 cites·13 claims
- 0258US8036607B2Wireless terminal and wireless base stationHITACHI LTD·Filed 2008·Granted Oct 11, 2011·2 cites·5 claims
- 0346US2008261597A1Handoff method between different systems and wireless terminalHAYAMA MASAO·Filed 2008·Application pending·0 cites
- 0443US2011256874A1Handoff method between different systems and wireless terminalHAYAMA MASAO·Filed 2011·Application pending·0 cites
- 0542US7561557B2Base station apparatus, mobile station, and contents providerHITACHI LTD·Filed 2005·Granted Jul 14, 2009·0 cites·8 claims
- 0640US2014185439A1Wireless terminal, control server, and wireless communication system using sameHITACHI LTD·Filed 2013·Application pending·0 cites
- 0735US2001027375A1Geographic information output systemHITACHI LTD·Filed 2001·Application pending·0 cites
- 0834US8295842B2Base station controller and wireless packet processing deviceTAKIZAWA EIICHIRO·Filed 2010·Granted Oct 23, 2012·0 cites·13 claims
- 0933US2005271002A1Radio communication terminal, radio base station, and radio communication systemHITACHI COMM TECHNOLOGIES INC·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →