Inventor · disambiguated record
Akira Maekawa
Also filed as: MAEKAWA AKIRA
19 granted patents·11 pending applications·116 citations·filing 1986–2022
92Inventor score
Files withTOSHIBA KK11HITACHI HIGH TECH CORP6MAEKAWA AKIRA3HITACHI LTD2HITACH HIGH TECHNOLOGIES CORP1
Top patents by PatentIndex Score
30 records- 0195US9835550B2Breath analyzerTOSHIBA KK·Filed 2015·Granted Dec 5, 2017·39 cites·15 claims
- 0286US9823228B2Chromatograph mass spectrometer and control method thereforHITACHI HIGH TECH CORP·Filed 2015·Granted Nov 21, 2017·3 cites·10 claims
- 0377US11644448B2Chromatography mass spectrometry and chromatograph mass spectrometerHITACHI HIGH TECH CORP·Filed 2017·Granted May 9, 2023·1 cites·12 claims
- 0477US9829432B2Gas measuring apparatusTOSHIBA KK·Filed 2016·Granted Nov 28, 2017·3 cites·7 claims
- 0575US9407065B2Semiconductor laserTAKAGI SHIGEYUKI·Filed 2012·Granted Aug 2, 2016·3 cites·17 claims
- 0673US9109194B2Device for harvesting bacterial colony and method thereforHONDA TOSHIFUMI·Filed 2010·Granted Aug 18, 2015·2 cites·4 claims
- 0770US10908083B2Multicolor fluorescence analysis deviceHITACHI HIGH TECH CORP·Filed 2015·Granted Feb 2, 2021·1 cites·11 claims
- 0868US6304468B2Phase synchronization system for connecting a power converter to a power distribution systemHITACHI LTD·Filed 2000·Granted Oct 16, 2001·23 cites·8 claims
- 0965US7594175B2Processing instrument and processing instrument systemHITACH HIGH TECHNOLOGIES CORP·Filed 2006·Granted Sep 22, 2009·2 cites·9 claims
- 1063US9206462B2Device for bacteria classification and pretreatment device for bacteria testHITACHI HIGH TECH CORP·Filed 2014·Granted Dec 8, 2015·0 cites·8 claims
- 1162US2014038274A1Nucleic acid analysis device, nucleic acid analysis apparatus, and nucleic acid analysis methodHITACHI HIGH TECH CORP·Filed 2013·Application pending·0 cites
- 1261US4764954AAutomatic gain control in a loudspeaker telephone setTOSHIBA KK·Filed 1986·Granted Aug 16, 1988·21 cites·1 claims
- 1356US6765200B2Mass spectrometry and mass spetrometer using the sameHITACHI LTD·Filed 2001·Granted Jul 20, 2004·3 cites·10 claims
- 1455US11831059B2Fuel cell stack and operation method for fuel cell stackTOSHIBA KK·Filed 2022·Granted Nov 28, 2023·0 cites·13 claims
- 1555US7081313B2Cathode-to-cathode fuel cell stacksUTC FUEL CELLS LLC·Filed 2004·Granted Jul 25, 2006·3 cites·1 claims
- 1655US2018059012A1Gas measuring apparatusTOSHIBA KK·Filed 2017·Application pending·0 cites
- 1753US2016294161A1Semiconductor laserTOSHIBA KK·Filed 2016·Application pending·0 cites
- 1848US2015077143A1Apparatus for testing resistivity of semiconductor and method for testing resistivity of semiconductorTOSHIBA KK·Filed 2014·Application pending·0 cites
- 1946US2012064527A1Nucleic acid analysis device, nucleic acid analysis apparatus, and nucleic acid analysis methodMAEKAWA AKIRA·Filed 2010·Application pending·0 cites
- 2045US11320410B2Chromatographic mass analysis device and control methodHITACHI HIGH TECH CORP·Filed 2016·Granted May 3, 2022·0 cites·13 claims
- 2143US2012258525A1Device for bacteria classification and pretreatment device for bacteria testIIZUMI NORIKO·Filed 2010·Application pending·0 cites
- 2242US8294122B2Method for fluorescence analysis and fluorescence analyzerOBARA TAKAYUKI·Filed 2009·Granted Oct 23, 2012·0 cites·11 claims
- 2339US5165470APlugging apparatus for heat exchangerMITSUBISHI HEAVY IND LTD·Filed 1991·Granted Nov 24, 1992·10 cites·4 claims
- 2439US2016377533A1Gas measuring apparatus, gas measuring method and gas cellTOSHIBA KK·Filed 2016·Application pending·0 cites
- 2539US2016377596A1Exhalation diagnistic apparatusTOSHIBA KK·Filed 2016·Application pending·0 cites
- 2637US2003015876A1Electric power variation compensating deviceFiled 2000·Application pending·0 cites
- 2737US2017016816A1Gas analysis method and gas analysis deviceTOSHIBA KK·Filed 2015·Application pending·0 cites
- 2833US2012315191A1Microchannel chip and microarray chipMAEKAWA AKIRA·Filed 2011·Application pending·0 cites
- 2931US8073219B2Nucleic acid analyzing apparatusMAEKAWA AKIRA·Filed 2009·Granted Dec 6, 2011·0 cites·6 claims
- 3031US5434720AMagnetic recording and reproduction apparatus with plural headsTOSHIBA KK·Filed 1992·Granted Jul 18, 1995·2 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →