Inventor · disambiguated record
Akira Hamajima
Also filed as: HAMAJIMA AKIRA
15 granted patents·4 pending applications·85 citations·filing 1992–2019
91Inventor score
Top patents by PatentIndex Score
19 records- 0189US9742232B2Stator and electric pumpAISAN IND·Filed 2015·Granted Aug 22, 2017·4 cites·7 claims
- 0288US9680083B2Composite substrate, piezoelectric device, and method for manufacturing composite substrateNGK INSULATORS LTD·Filed 2014·Granted Jun 13, 2017·12 cites·15 claims
- 0382US10153677B2Stator and electric pumpAISAN IND·Filed 2016·Granted Dec 11, 2018·3 cites·9 claims
- 0481US10859747B2Phosphor element and illumination deviceNGK INSULATORS LTD·Filed 2019·Granted Dec 8, 2020·2 cites·13 claims
- 0580US7854049B2Method of manufacturing a piezoelectric thin film deviceNGK INSULATORS LTD·Filed 2007·Granted Dec 21, 2010·11 cites·6 claims
- 0679US10253736B2Fuel pumpAISAN IND·Filed 2014·Granted Apr 9, 2019·5 cites·7 claims
- 0777US10903708B2Brushless motor with a stator comprising a bobbin and a conductor wire wound on the bobbin by being overlapped in plural layersAISAN IND·Filed 2018·Granted Jan 26, 2021·2 cites·5 claims
- 0876US9502937B2Terminal for statorAISAN IND·Filed 2014·Granted Nov 22, 2016·4 cites·3 claims
- 0976US7974501B2Optical modulatorsNGK INSULATORS LTD·Filed 2009·Granted Jul 5, 2011·4 cites·8 claims
- 1071US8002998B2Method of producing a slab type two-dimensional photonic crystal structureNGK INSULATORS LTD·Filed 2007·Granted Aug 23, 2011·5 cites·5 claims
- 1167US10164493B2Stator and brushless motorAISAN IND·Filed 2014·Granted Dec 25, 2018·2 cites·10 claims
- 1251US6160947AOptical transmission member-fixed assemblyNGK INSULATORS LTD·Filed 1998·Granted Dec 12, 2000·16 cites·3 claims
- 1346US5197109AMethod of manufacturing assembly of optical waveguide substrate and optical fiber aligning substrateNGK INSULATORS LTD·Filed 1992·Granted Mar 23, 1993·13 cites·18 claims
- 1442US10230349B2Acoustic wave deviceNGK INSULATORS LTD·Filed 2015·Granted Mar 12, 2019·0 cites·10 claims
- 1542US2008067888A1Brush device and fuel pumpAISAN IND·Filed 2007·Application pending·0 cites
- 1640US2019368450A1Fuel supply deviceAISAN IND·Filed 2017·Application pending·0 cites
- 1732US2007200459A1Piezoelectric thin film deviceNGK OPTOCERAMICS CO LTD·Filed 2007·Application pending·0 cites
- 1832US2007200458A1Piezoelectric thin film deviceNGK OPTOCERAMICS CO LTD·Filed 2007·Application pending·0 cites
- 1931US6290588B1Jig for producing optical partsNGK INSULATORS LTD·Filed 1999·Granted Sep 18, 2001·2 cites·12 claims
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