Inventor · disambiguated record
Kazutaka Okamoto
Also filed as: OKAMOTO KAZUTAKA
34 granted patents·18 pending applications·822 citations·filing 1993–2017
97Inventor score
Top patents by PatentIndex Score
52 records- 0197US6633231B1Communication device and auxiliary device for communicationHORIBA LTD·Filed 2000·Granted Oct 14, 2003·324 cites·31 claims
- 0295US7480992B2Cooling plate and manufacturing method thereof, and sputtering target and manufacturing method thereofHITACHI LTD·Filed 2007·Granted Jan 27, 2009·17 cites·9 claims
- 0395US6522078B1Remotely controlled power supply switching systemHORIBA LTD·Filed 2000·Granted Feb 18, 2003·151 cites·15 claims
- 0494US7508682B2Housing for an electronic circuitHITACHI LTD·Filed 2005·Granted Mar 24, 2009·34 cites·20 claims
- 0593US6843405B2Method of joining metallic materialsHITACHI LTD·Filed 2003·Granted Jan 18, 2005·51 cites·21 claims
- 0690US8222579B2Microwave irradiation systemTAGUCHI MASAMI·Filed 2010·Granted Jul 17, 2012·22 cites·3 claims
- 0789US8006890B2Friction stir processing apparatus with a vibratorHITACHI LTD·Filed 2009·Granted Aug 30, 2011·12 cites·16 claims
- 0889US6729526B2Friction stir welding apparatus and method and processing apparatus and methodHITACHI LTD·Filed 2002·Granted May 4, 2004·40 cites·3 claims
- 0988US6585148B2Welding processes for iron-base ultra fine grained materials and structural components manufactured by the processesHITACHI LTD·Filed 2002·Granted Jul 1, 2003·40 cites·19 claims
- 1085US7661575B2Friction stirring-welding methodHITACHI LTD·Filed 2009·Granted Feb 16, 2010·7 cites·28 claims
- 1183US9857483B2Radiation detector and radiation detection apparatusHORIBA LTD·Filed 2016·Granted Jan 2, 2018·3 cites·4 claims
- 1280US10913680B2Lead-free glass composition, glass composite material, glass paste, sealing structure, electrical/electronic component and coated componentHITACHI LTD·Filed 2017·Granted Feb 9, 2021·3 cites·6 claims
- 1379US6540128B2Friction stir welding method and apparatus, and welded structureHITACHI LTD·Filed 2001·Granted Apr 1, 2003·19 cites·9 claims
- 1477US7848837B2Method and apparatus for monitoring the quality of a machining operationHITACHI LTD·Filed 2007·Granted Dec 7, 2010·4 cites·21 claims
- 1577US6630734B2Composite material, and manufacturing method and uses of sameHITACHI LTD·Filed 2002·Granted Oct 7, 2003·17 cites·16 claims
- 1675US7635075B2Method of friction stir-spot welding and welding apparatusHITACHI LTD·Filed 2005·Granted Dec 22, 2009·4 cites·2 claims
- 1775US6874672B2Apparatus and method for frictional stirring weldHITACHI LTD·Filed 2003·Granted Apr 5, 2005·19 cites·15 claims
- 1874US8354059B2Cell analysis cartridgeHORIBA LTD·Filed 2011·Granted Jan 15, 2013·2 cites·3 claims
- 1974US7555359B2Apparatus and method for correcting defects by friction stir processingHITACHI LTD·Filed 2006·Granted Jun 30, 2009·3 cites·25 claims
- 2073US8052032B2Composite material and producing method thereofHITACHI LTD·Filed 2009·Granted Nov 8, 2011·3 cites·12 claims
- 2171US8932516B2Aluminum porous body and fabrication method of sameTAGUCHI MASAMI·Filed 2011·Granted Jan 13, 2015·2 cites·16 claims
- 2269US8859985B2Radiation detector, radiation detection apparatus, and X-ray analyzerHORIBA LTD·Filed 2013·Granted Oct 14, 2014·1 cites·7 claims
- 2369US8480783B2Sintered porous metal body and a method of manufacturing the sameOKAMOTO KAZUTAKA·Filed 2010·Granted Jul 9, 2013·1 cites·9 claims
- 2469US7866531B2Multi-sheet structures and method for manufacturing sameHITACHI LTD·Filed 2007·Granted Jan 11, 2011·2 cites·8 claims
- 2564US6611056B2Composite material, and manufacturing method and uses of sameHITACHI LTD·Filed 2002·Granted Aug 26, 2003·8 cites·7 claims
- 2661US2009241301A1Tool assembly used with friction stir weldingHITACHI LTD·Filed 2009·Application pending·0 cites
- 2761US2009095795A1Tool assembly used with friction stir weldingHITACHI LTD·Filed 2008·Application pending·0 cites
- 2860US9090965B2Slide partSUGIMOTO ITTO·Filed 2010·Granted Jul 28, 2015·2 cites·20 claims
- 2960US8501112B2Body fluid analysis fixtureMIYAMURA KAZUHIRO·Filed 2011·Granted Aug 6, 2013·1 cites·4 claims
- 3058US8991564B2Disk brakeSUZUKI SHINJI·Filed 2011·Granted Mar 31, 2015·1 cites·3 claims
- 3157US10132941B2Radiation detector and radiation detection apparatusHORIBA LTD·Filed 2017·Granted Nov 20, 2018·0 cites·3 claims
- 3257US8646316B2Liquid sample quantity determinerMIYAMURA KAZUHIRO·Filed 2011·Granted Feb 11, 2014·1 cites·4 claims
- 3356US5432350APyroelectric infrared detector with an improved sensing elementHORIBA LTD·Filed 1993·Granted Jul 11, 1995·20 cites·7 claims
- 3456US2007295781A1Tool Assembly Used With Friction Stir WeldingHITACHI LTD·Filed 2006·Application pending·0 cites
- 3555US6646344B1Composite material, and manufacturing method and uses of sameHITACHI LTD·Filed 2000·Granted Nov 11, 2003·4 cites·4 claims
- 3655US2006096748A1Cooling plate and manufacturing method thereof, and sputtering target and manufacturing method thereofHITACHI CABLE·Filed 2005·Application pending·0 cites
- 3754US2011076419A1Method for developing fine grained, thermally stable metallic materialHITACHI AMERICA LTD·Filed 2009·Application pending·0 cites
- 3853US6715665B2Friction stir welding method and apparatus, and welded structureHITACHI LTD·Filed 2003·Granted Apr 6, 2004·4 cites·6 claims
- 3950US2004194942A1Cooling plate and manufacturing method thereof, and sputtering target and manufacturing method thereof thereofHITACHI LTD·Filed 2004·Application pending·0 cites
- 4047US2010221148A1Combustible gas sensorHORIBA LTD·Filed 2008·Application pending·0 cites
- 4144US10804624B2Joint portion of superconducting wires and method of joining superconducting wiresHITACHI LTD·Filed 2017·Granted Oct 13, 2020·0 cites·9 claims
- 4242US2004155094A1Joint of metallic materials connected at a joining zoneFiled 2004·Application pending·0 cites
- 4341US2012211485A1Heat insulation material for microwave heating and method for manufacturing the sameTAGUCHI MASAMI·Filed 2012·Application pending·0 cites
- 4441US2004031545A1Composite material, and manufacturing method and uses of sameFiled 2003·Application pending·0 cites
- 4540US2002153130A1Cooling plate and manufacturing method thereof, and sputtering target and manufacturing method thereofFiled 2001·Application pending·0 cites
- 4640US2011158854A1Hydrogen concentration measuring instrumentHORIBA LTD·Filed 2010·Application pending·0 cites
- 4740US2004173663A1Friction stir welding apparatus and method and processing apparatus and methodFiled 2004·Application pending·0 cites
- 4840US2006138197A1Friction stirring-welding methodAOTA KINYA·Filed 2004·Application pending·0 cites
- 4939US2004079787A1Friction stir welding method and friction stir welding apparatusFiled 2003·Application pending·0 cites
- 5039US2012028031A1Iron-based sintered materialYAMAGUCHI SHIZUKA·Filed 2011·Application pending·0 cites
Showing the top 50 of 52 patent records by PatentIndex Score.
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