Inventor · disambiguated record
Masaaki Iijima
Also filed as: IIJIMA MASAAKI
19 granted patents·3 pending applications·102 citations·filing 1993–2016
93Inventor score
Files withHITACHI LTD6RENESAS ELECTRONICS CORP6HITACHI AUTOMOTIVE SYSTEMS LTD3HITACHI UNISIA AUTOMOTIVE LTD2HITACHI AUTOMOTIVE SYSTEMS STEERING LTD1
Top patents by PatentIndex Score
22 records- 0184US9303512B2Vane pumpHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2012·Granted Apr 5, 2016·4 cites·7 claims
- 0282US9276585B2Frequency-locked loop circuit and semiconductor integrated circuitRENESAS ELECTRONICS CORP·Filed 2014·Granted Mar 1, 2016·5 cites·20 claims
- 0380US8227060B2Lactic acid polymer composition, molded article comprising the composition and process for producing the molded articleOBUCHI SHOJI·Filed 2006·Granted Jul 24, 2012·7 cites·34 claims
- 0479US5364958AProcess for the production of methylene-crosslinked polyphenylene polyisocyanateMITSUI TOATSU CHEMICALS·Filed 1993·Granted Nov 15, 1994·21 cites·6 claims
- 0573US9536579B2Semiconductor integrated circuit capable of precisely adjusting delay amount of strobe signalIIJIMA MASAAKI·Filed 2011·Granted Jan 3, 2017·5 cites·6 claims
- 0667US9378804B2Semiconductor deviceRENESAS ELECTRONICS CORP·Filed 2016·Granted Jun 28, 2016·2 cites·7 claims
- 0765US7367354B2Check valveHITACHI LTD·Filed 2005·Granted May 6, 2008·4 cites·13 claims
- 0865US6913002B2Fuel feed systemHITACHI LTD·Filed 2003·Granted Jul 5, 2005·10 cites·18 claims
- 0958US6796764B2Turbine fuel pumpHITACHI UNISIA AUTOMOTIVE LTD·Filed 2003·Granted Sep 28, 2004·10 cites·17 claims
- 1057US9263108B2Semiconductor deviceRENESAS ELECTRONICS CORP·Filed 2014·Granted Feb 16, 2016·1 cites·7 claims
- 1157US7160079B2Turbine fuel pumpHITACHI LTD·Filed 2006·Granted Jan 9, 2007·1 cites·16 claims
- 1255US7455496B2Turbine fuel pumpHITACHI LTD·Filed 2005·Granted Nov 25, 2008·4 cites·7 claims
- 1354US6974302B2Turbine fuel pumpHITACHI UNISIA AUTOMOTIVE LTD·Filed 2003·Granted Dec 13, 2005·6 cites·13 claims
- 1453US7048494B2Turbine fuel pumpHITACHI LTD·Filed 2004·Granted May 23, 2006·6 cites·1 claims
- 1551US5763687APreparation process for aromatic mononitro compoundsMITSUI CHEMICALS INC·Filed 1996·Granted Jun 9, 1998·16 cites·7 claims
- 1646US9863417B2Variable displacement vane pumpHITACHI AUTOMOTIVE SYSTEMS STEERING LTD·Filed 2014·Granted Jan 9, 2018·0 cites·17 claims
- 1746US8961157B2Vane pumpHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2013·Granted Feb 24, 2015·0 cites·8 claims
- 1844US2016164529A1Frequency-locked loop circuit and semiconductor integrated circuitRENESAS ELECTRONICS CORP·Filed 2016·Application pending·0 cites
- 1943US7541712B2Fuel pumpHITACHI LTD·Filed 2006·Granted Jun 2, 2009·0 cites·9 claims
- 2040US2011165010A1Vane pumpHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2010·Application pending·0 cites
- 2139US9761299B2Semiconductor integrated circuit capable of precisely adjusting delay amount of strobe signalRENESAS ELECTRONICS CORP·Filed 2016·Granted Sep 12, 2017·0 cites·4 claims
- 2238US2015146477A1Semiconductor deviceRENESAS ELECTRONICS CORP·Filed 2014·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →