Inventor · disambiguated record
Tsutomu Yamakawa
Also filed as: YAMAKAWA TSUTOMU
64 granted patents·14 pending applications·928 citations·filing 1981–2020
99Inventor score
Top patents by PatentIndex Score
78 records- 0196US5081431ADigital temperature-compensated oscillatorNIHON DEMPA KOGYO CO·Filed 1991·Granted Jan 14, 1992·126 cites·5 claims
- 0294US11016040B2Apparatus and method of processing data acquired in x-ray examination, and x-ray examination system equipped with the apparatusJOB CORP·Filed 2018·Granted May 25, 2021·7 cites·21 claims
- 0394US7602107B2Surface mount type crystal oscillatorNIHON DEMPA KOGYO CO·Filed 2006·Granted Oct 13, 2009·26 cites·6 claims
- 0493US11331068B2X-ray device, x-ray inspection method, and data processing apparatusJOB CORP·Filed 2018·Granted May 17, 2022·6 cites·20 claims
- 0593US6236051B1Semiconductor radiation detectorTOSHIBA KK·Filed 1999·Granted May 22, 2001·101 cites·42 claims
- 0692US11009470B2X-ray apparatus, data processing apparatus and data processing methodJOB CORP·Filed 2016·Granted May 18, 2021·6 cites·24 claims
- 0792US9668705B2X-ray tomogram imaging deviceYAMAKAWA TSUTOMU·Filed 2011·Granted Jun 6, 2017·27 cites·23 claims
- 0892US9408579B2Radiation imaging apparatus and phantom used for the sameYAMAKAWA TSUTOMU·Filed 2011·Granted Aug 9, 2016·22 cites·20 claims
- 0992US9389320B2Radiation detector, and radiation imaging apparatus provided with detectorOGAWA KOICHI·Filed 2011·Granted Jul 12, 2016·25 cites·19 claims
- 1090US10031243B2Photon counting detectorJOB CORP·Filed 2015·Granted Jul 24, 2018·6 cites·18 claims
- 1190US7932786B2Surface mount type crystal oscillatorNIHON DEMPA KOGYO CO·Filed 2009·Granted Apr 26, 2011·16 cites·4 claims
- 1289US9348036B2Method and apparatus for supplying bias voltage to radiation detectorTELESYSTEMS CO LTD·Filed 2013·Granted May 24, 2016·10 cites·19 claims
- 1389US7588635B2Hydraulic compositionSHINETSU CHEMICAL CO·Filed 2008·Granted Sep 15, 2009·12 cites·4 claims
- 1488US6285028B1Semiconductor radiation detector and nuclear medicine diagnostic apparatusTOSHIBA KK·Filed 1999·Granted Sep 4, 2001·77 cites·29 claims
- 1587US10697904B2X-ray detection system, X-ray device, and device and method for processing X-ray detection dataJOB CORP·Filed 2017·Granted Jun 30, 2020·6 cites·20 claims
- 1686US9351701B2Apparatus for calibrating photon-counting type of radiation detector and method of calibrating the sameYAMAKAWA TSUTOMU·Filed 2012·Granted May 31, 2016·31 cites·20 claims
- 1785US10435332B2Method for preparing hydraulic compositionSHINETSU CHEMICAL CO·Filed 2017·Granted Oct 8, 2019·2 cites·5 claims
- 1884US8891845B2Image processing apparatus and image processing methodTELESYSTEMS CO LTD·Filed 2012·Granted Nov 18, 2014·22 cites·19 claims
- 1983US10858287B2Thickeners and hydraulic compositionsSHINETSU CHEMICAL CO·Filed 2018·Granted Dec 8, 2020·1 cites·18 claims
- 2082US9469570B2Concrete compositionSHINETSU CHEMICAL CO·Filed 2015·Granted Oct 18, 2016·2 cites·5 claims
- 2182US9113799B2Radiation imaging apparatus and imaging method using radiationKATSUMATA AKITOSHI·Filed 2010·Granted Aug 25, 2015·20 cites·17 claims
- 2282US9084568B2Radiation imaging apparatus and imaging method using radiationKATSUMATA AKITOSHI·Filed 2010·Granted Jul 21, 2015·23 cites·5 claims
- 2382US6590215B2Readout circuit for a charge detectorTOSHIBA CORP·Filed 2001·Granted Jul 8, 2003·23 cites·29 claims
- 2481US10539516B2X-ray inspection apparatus and X-ray inspection methodJOB CORP·Filed 2018·Granted Jan 21, 2020·1 cites·15 claims
- 2581US10502698B2Data processing apparatus and data processing method for X-ray examination, and X-ray examination system provided with the data processing apparatusJOB CORP·Filed 2016·Granted Dec 10, 2019·4 cites·19 claims
- 2677US11099141B2Method and apparatus for processing photon counting-type X-ray detection data and X-ray apparatusJOB CORP·Filed 2018·Granted Aug 24, 2021·2 cites·28 claims
- 2777US9629590B2Radiation imaging apparatus and imaging method using radiationTAKARA TELESYSTEMS CORP·Filed 2015·Granted Apr 25, 2017·5 cites·7 claims
- 2877US7768357B2Surface-mount type crystal oscillatorNIHON DEMPA KOGYO CO·Filed 2008·Granted Aug 3, 2010·8 cites·9 claims
- 2977US4639632APiezoelectric resonator mountingsNIHON DEMPA KOGYO CO·Filed 1985·Granted Jan 27, 1987·26 cites·10 claims
- 3075US7985293B2Hydraulic compositionSHINETSU CHEMICAL CO·Filed 2007·Granted Jul 26, 2011·4 cites·8 claims
- 3175US6811605B2Admixture and extrudable hydraulic compositionSHINETSU CHEMICAL CO·Filed 2003·Granted Nov 2, 2004·13 cites·11 claims
- 3274US10024807B2X-ray inspection apparatus and X-ray inspection methodJOB CORP·Filed 2015·Granted Jul 17, 2018·2 cites·27 claims
- 3374US8008980B2Surface mount type crystal oscillatorNIHON DEMPA KOGYO CO·Filed 2009·Granted Aug 30, 2011·5 cites·4 claims
- 3472US6814799B2Hydraulic composition for extrusion moldingSHINETSU CHEMICAL CO·Filed 2002·Granted Nov 9, 2004·11 cites·13 claims
- 3570US8433033B2Panoramic imaging apparatusHARATA YASUO·Filed 2006·Granted Apr 30, 2013·22 cites·11 claims
- 3669US6373060B1Nuclear medicine diagnostic apparatusTOSHIBA KK·Filed 1999·Granted Apr 16, 2002·36 cites·38 claims
- 3769US5004904AMethod and system for controlling gain and offset in radiation measurement apparatusTOSHIBA KK·Filed 1989·Granted Apr 2, 1991·27 cites·8 claims
- 3867US6509565B2Discriminator circuit for a charge detectorIDEAS ASA·Filed 2001·Granted Jan 21, 2003·14 cites·19 claims
- 3965US6755908B2Admixture and extrudable hydraulic compositionSHINETSU CHEMICAL CO·Filed 2003·Granted Jun 29, 2004·7 cites·16 claims
- 4062US5170136ADigital temperature compensation oscillatorNIHON DEMPA KOGYO CO·Filed 1991·Granted Dec 8, 1992·24 cites·6 claims
- 4161US10035728B2Concrete composition and making methodSHINETSU CHEMICAL CO·Filed 2017·Granted Jul 31, 2018·0 cites·11 claims
- 4258US10047009B2Cement mortar compositionSHINETSU CHEMICAL CO·Filed 2017·Granted Aug 14, 2018·0 cites·11 claims
- 4357US5412215AMethod and system capable of tuning scintillation camera by small number of light referencesTOSHIBA KK·Filed 1992·Granted May 2, 1995·16 cites·10 claims
- 4457US4812656AProcessing of radioisotope-distribution imaging signals in a scintillation camera apparatusTOSHIBA KK·Filed 1987·Granted Mar 14, 1989·13 cites·6 claims
- 4554US7138634B2Nuclear medical diagnostic apparatusTOSHIBA KK·Filed 2003·Granted Nov 21, 2006·4 cites·6 claims
- 4654US6423971B1Emission computed tomography through the detection of paired gamma raysTOSHIBA KK·Filed 2000·Granted Jul 23, 2002·5 cites·20 claims
- 4753US7244840B2Admixture, extrudable hydraulic composition and method for the selection of admixtureSHINETSU CHEMICAL CO·Filed 2006·Granted Jul 17, 2007·0 cites·1 claims
- 4853US2020157004A1Water-reducing composition, hydraulic composition, and method for producing the sameSHINETSU CHEMICAL CO·Filed 2019·Application pending·0 cites
- 4952US8652252B2Extrusion molding hydraulic compositionSHINETSU CHEMICAL CO·Filed 2013·Granted Feb 18, 2014·0 cites·4 claims
- 5052US6843845B2Admixture and extrudable hydraulic compositionSHINETSU CHEMICAL CO·Filed 2003·Granted Jan 18, 2005·2 cites·15 claims
Showing the top 50 of 78 patent records by PatentIndex Score.
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