Inventor · disambiguated record
Masahiro Sakai
Also filed as: SAKAI MASAHIRO
70 granted patents·27 pending applications·547 citations·filing 1978–2023
98Inventor score
Files withNGK INSULATORS LTD27MATSUSHITA ELECTRIC INDUSTRIAL CO LTD15SHARP KK9PANASONIC CORP6PANASONIC IP MAN CO LTD5
Top patents by PatentIndex Score
97 records- 0196US7965015B2Lamb wave deviceNGK INSULATORS LTD·Filed 2009·Granted Jun 21, 2011·151 cites·6 claims
- 0291US8795431B2Method for producing gallium nitride layer and seed crystal substrate used in sameNGK INSULATORS LTD·Filed 2013·Granted Aug 5, 2014·7 cites·12 claims
- 0389US11309455B2Group 13 element nitride layer, free-standing substrate and functional elementNGK INSULATORS LTD·Filed 2020·Granted Apr 19, 2022·2 cites·14 claims
- 0488US5869846ASuperconducting junction deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted Feb 9, 1999·56 cites·12 claims
- 0587US7687216B2Two-component developer and two-component developing apparatus using the sameSHARP KK·Filed 2005·Granted Mar 30, 2010·13 cites·7 claims
- 0687US7587154B2Developing unit and image forming apparatus using the sameSHARP KK·Filed 2007·Granted Sep 8, 2009·10 cites·20 claims
- 0784US6004866AMethod for manufacturing bonded wafer and bonded wafer manufactured therebySHINETSU HANDOTAI KK·Filed 1997·Granted Dec 21, 1999·73 cites·20 claims
- 0883US11088299B2Group 13 element nitride layer, free-standing substrate and functional elementNGK INSULATORS LTD·Filed 2020·Granted Aug 10, 2021·1 cites·27 claims
- 0983US11011678B2Group 13 element nitride layer, free-standing substrate and functional elementNGK INSULATORS LTD·Filed 2020·Granted May 18, 2021·1 cites·15 claims
- 1082US9374271B2Field device, communication system, and method for controlling field deviceYOKOGAWA ELECTRIC CORP·Filed 2014·Granted Jun 21, 2016·6 cites·20 claims
- 1181US11746446B2Non-coated airbag base fabric, coated airbag base fabric, and airbag using sameTOYO BOSEKI·Filed 2019·Granted Sep 5, 2023·3 cites·12 claims
- 1281US9090988B2Method of producing crystals of nitrides of group 13 elements and melt compositionsNGK INSULATORS LTD·Filed 2014·Granted Jul 28, 2015·4 cites·12 claims
- 1381US7825417B2Epitaxial wafers, method for manufacturing of epitaxial wafers, method of suppressing bowing of these epitaxial wafers and semiconductor multilayer structures using these epitaxial wafersNGK INSULATORS LTD·Filed 2008·Granted Nov 2, 2010·6 cites·24 claims
- 1481US7598826B2Piezoelectric thin film device having a drive section with a weighted portionNGK INSULATORS LTD·Filed 2007·Granted Oct 6, 2009·11 cites·9 claims
- 1580US11437233B2Base substrate, functional element, and method for manufacturing base substrateNGK INSULATORS LTD·Filed 2020·Granted Sep 6, 2022·1 cites·10 claims
- 1680US10041186B2Method for producing nitride crystalNGK INSULATORS LTD·Filed 2016·Granted Aug 7, 2018·1 cites·6 claims
- 1779US6308018B1Image forming apparatusSHARP KK·Filed 2000·Granted Oct 23, 2001·18 cites·22 claims
- 1878US11611017B2Group 13 element nitride layer, free-standing substrate and functional elementNGK INSULATORS LTD·Filed 2020·Granted Mar 21, 2023·1 cites·14 claims
- 1978US9431166B2Inductor and method of manufacturing the sameTOSHIBA KK·Filed 2014·Granted Aug 30, 2016·3 cites·11 claims
- 2078US7270774B2Phosphor having resistance to deterioration caused by ultraviolet rays, and gas discharge display device of which image quality is not readily deteriorated over timeMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Sep 18, 2007·6 cites·6 claims
- 2175US10914769B2Semiconductor device and power monitoring method thereforRENESAS ELECTRONICS CORP·Filed 2018·Granted Feb 9, 2021·2 cites·16 claims
- 2275US10426916B2Method of using autonomic nerve fluctuations and system using the samePANASONIC IP MAN CO LTD·Filed 2017·Granted Oct 1, 2019·2 cites·17 claims
- 2373US7902756B2Phosphor, light-emitting device, and plasma display panelPANASONIC CORP·Filed 2007·Granted Mar 8, 2011·4 cites·18 claims
- 2473US6678482B2Image forming apparatus and method for determining suitability of replaceable componentSHARP KK·Filed 2002·Granted Jan 13, 2004·14 cites·20 claims
- 2572US11982049B2Polyester base fabric for airbagsTOYO BOSEKI·Filed 2020·Granted May 14, 2024·0 cites·11 claims
- 2672US10192738B2Methods of producing seed crystal substrates and group 13 element nitride crystals, and seed crystal substratesNGK INSULATORS LTD·Filed 2017·Granted Jan 29, 2019·1 cites·11 claims
- 2771US6459867B2Developing apparatusSHARP KK·Filed 2001·Granted Oct 1, 2002·13 cites·16 claims
- 2871US6339686B2Developer unit with cleaning elementSHARP KK·Filed 2000·Granted Jan 15, 2002·13 cites·42 claims
- 2970US8707273B2Precondition generating apparatusIMAI TAKEO·Filed 2012·Granted Apr 22, 2014·3 cites·5 claims
- 3070US6178339B1Wireless communication filter operating at low temperatureMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted Jan 23, 2001·20 cites·12 claims
- 3168US6829178B2Nonvolatile memory deviceRENESAS TECH CORP·Filed 2002·Granted Dec 7, 2004·20 cites·6 claims
- 3268US6524958B2Method of forming channel in thin film transistor using non-ionic excited speciesMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Feb 25, 2003·10 cites·16 claims
- 3368US4482008AAir conditioner operable in a room cooling mode and a room warming mode using either outdoor air or a separate heat source as a source of heatMITSUBISHI ELECTRIC CORP·Filed 1982·Granted Nov 13, 1984·21 cites·19 claims
- 3467US12057307B2Group-III element nitride semiconductor substrateNGK INSULATORS LTD·Filed 2023·Granted Aug 6, 2024·0 cites·12 claims
- 3567US9287453B2Composite substrates and functional deviceNGK INSULATORS LTD·Filed 2015·Granted Mar 15, 2016·1 cites·7 claims
- 3667US8317563B2Method for producing plasma display panelYAMAUCHI YASUHIRO·Filed 2010·Granted Nov 27, 2012·2 cites·15 claims
- 3766US11862689B2Group-III element nitride semiconductor substrateNGK INSULATORS LTD·Filed 2023·Granted Jan 2, 2024·0 cites·9 claims
- 3866US7465413B2Phosphor and plasma display panel using the samePANASONIC CORP·Filed 2005·Granted Dec 16, 2008·2 cites·17 claims
- 3966US2022209062A1Composite Substrate, Light Emitting Element, and Methods for Manufacturing Composite Substrate and Light Emitting ElementNGK INSULATORS LTD·Filed 2022·Application pending·0 cites
- 4064US2025132310A1Positive electrode for secondary batteryPANASONIC IP MAN CO LTD·Filed 2022·Application pending·0 cites
- 4164US2024105912A1Nonaqueous electrolyte secondary battery and method for manufacturing samePANASONIC IP MAN CO LTD·Filed 2022·Application pending·0 cites
- 4263US11358562B2Airbag base cloth and airbag including sameTOYO BOSEKI·Filed 2018·Granted Jun 14, 2022·0 cites·12 claims
- 4361US8584093B2Pre-condition generation device, post-condition generation device, and method for generating these conditionsSAKAI MASAHIRO·Filed 2010·Granted Nov 12, 2013·2 cites·10 claims
- 4461US8129905B2Phosphor and light emitting device using the phosphorOKUYAMA KOJIRO·Filed 2007·Granted Mar 6, 2012·1 cites·4 claims
- 4561US7853231B2Mobile communication terminal and associated methodology for reception during diversity interruptionNTT DOCOMO INC·Filed 2006·Granted Dec 14, 2010·2 cites·8 claims
- 4659US11555257B2Group 13 element nitride layer, free-standing substrate and functional elementNGK INSULATORS LTD·Filed 2020·Granted Jan 17, 2023·0 cites·15 claims
- 4759US2023395373A1Group-iii element nitride semiconductor substrateNGK INSULATORS LTD·Filed 2023·Application pending·0 cites
- 4857US10754906B2Information processing apparatus, information processing system, information processing method, and recording mediumTOSHIBA KK·Filed 2015·Granted Aug 25, 2020·1 cites·9 claims
- 4957US7238303B2Phosphor and plasma display deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Jul 3, 2007·3 cites·20 claims
- 5057US2014254632A1Instrument for adjoining temperature detecting elementTOYOTA MOTOR CO LTD·Filed 2014·Application pending·0 cites
Showing the top 50 of 97 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →