Inventor · disambiguated record
Takayuki Sakai
Also filed as: SAKAI TAKAYUKI
39 granted patents·35 pending applications·246 citations·filing 1977–2025
97Inventor score
Top patents by PatentIndex Score
74 records- 0195US9911535B2Electronic deviceTDK CORP·Filed 2016·Granted Mar 6, 2018·8 cites·17 claims
- 0287US7432530B2Solid-state imaging device and method of manufacturing sameTOSHIBA KK·Filed 2007·Granted Oct 7, 2008·10 cites·14 claims
- 0387US7242031B2Semiconductor light emitting apparatus and its manufacturing methodTOSHIBA KK·Filed 2005·Granted Jul 10, 2007·13 cites·6 claims
- 0486US10370313B2Manufacturing method of purified 1-chloro-2,3,3,3-Tetrafluoropropene and purified 1-chloro-2,3,3,3-tetrafluoropropene (Z)AGC INC·Filed 2018·Granted Aug 6, 2019·3 cites·20 claims
- 0586US6991878B2Photomask repair method and apparatusTOSHIBA KK·Filed 2002·Granted Jan 31, 2006·23 cites·18 claims
- 0680US7994447B2Push button switch deviceIDEC CORP·Filed 2007·Granted Aug 9, 2011·10 cites·8 claims
- 0780US7960665B2Pushbutton switch deviceIDEC CORP·Filed 2006·Granted Jun 14, 2011·10 cites·13 claims
- 0877US2023373932A1Dihydropyrimidin-2-one compounds and medical use thereofJAPAN TOBACCO INC·Filed 2022·Application pending·0 cites
- 0973US8994445B2Electronic deviceSEIKO EPSON CORP·Filed 2013·Granted Mar 31, 2015·3 cites·4 claims
- 1073US8604069B2Amide compound and medicinal use thereofMAEBA TAKAKI·Filed 2012·Granted Dec 10, 2013·6 cites·50 claims
- 1170US5503901ASurface treatment method and surface treatment apparatusTOSHIBA KK·Filed 1994·Granted Apr 2, 1996·45 cites·26 claims
- 1269US10822354B2Method for producing 7h-pyrrolo[2, 3-d]pyrimidine derivative and intermediate thereofJAPAN TOBACCO INC·Filed 2016·Granted Nov 3, 2020·1 cites·6 claims
- 1367US7600881B2Semiconductor light emitting apparatus and its manufacturing methodTOSHIBA KK·Filed 2007·Granted Oct 13, 2009·3 cites·20 claims
- 1467US4563409AAzo moiety containing metal complexes in tonersHOGOHAYA CHEMICAL CO LTD·Filed 1984·Granted Jan 7, 1986·16 cites·4 claims
- 1566US2021130300A1Dihydropyrimidin-2-one compounds and medical use thereofJAPAN TOBACCO INC·Filed 2020·Application pending·0 cites
- 1665US10899717B24-methyldihydropyrimidinone compounds and pharmaceutical use thereofJAPAN TOBACCO INC·Filed 2019·Granted Jan 26, 2021·0 cites·20 claims
- 1765US10337398B2Blowby gas treatment device for internal combustion engine with superchargerMAHLE FILTER SYSTEMS JP CORP·Filed 2017·Granted Jul 2, 2019·1 cites·5 claims
- 1865US2025172400A1Information processing deviceTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 1964US6840765B2Multi-layered heat treatment furnace, heat treatment unit, and method of heat treatmentASAHI TEC CORP·Filed 2001·Granted Jan 11, 2005·5 cites·13 claims
- 2063US2025150864A1Information processing deviceTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 2163US2025220542A1Information processing deviceTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 2263US2025220436A1Information processing apparatus and communication systemTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 2363US2025267545A1Information processing deviceTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 2463US2025166432A1Information processing deviceTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 2562US6689699B2Method for manufacturing a semiconductor device using recirculation of a process gasTOSHIBA KK·Filed 2001·Granted Feb 10, 2004·8 cites·20 claims
- 2662US5474508AControl system for automatic transmissionMAZDA MOTOR·Filed 1993·Granted Dec 12, 1995·18 cites·12 claims
- 2762US2025146831A1Information processing deviceTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 2862US2025156509A1Information processing deviceTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 2961US6773665B1Non-Cu-based cast Al alloy and method for heat treatment thereofASAHI TEC CORP·Filed 2000·Granted Aug 10, 2004·2 cites·5 claims
- 3061US2021363110A14-methyldihydropyrimidinone compounds and pharmaceutical use thereofJAPAN TOBACCO INC·Filed 2020·Application pending·0 cites
- 3160US8339615B2Edge detection method for transparent substrate by detecting non-light-emitting region of transparent substrateDOHI MASAYUKI·Filed 2009·Granted Dec 25, 2012·3 cites·13 claims
- 3260US6746214B2Control valve for compressors and manufacturing method thereofTAIHEIYO KOGYO KK·Filed 2002·Granted Jun 8, 2004·6 cites·17 claims
- 3359US2019359575A1Dihydropyrimidin-2-one compounds and medical use thereofJAPAN TOBACCO INC·Filed 2018·Application pending·0 cites
- 3458US2025180370A1Information processing deviceTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 3557US7025927B2Hot air blowing type fluidized-bed furnace, rotary heat-treatment furnace, heat-treatment apparatus, and method of heat treatmentASAHI TEC CORP·Filed 2001·Granted Apr 11, 2006·2 cites·18 claims
- 3655US7595885B2Process monitoring system, process monitoring method, and method for manufacturing semiconductor deviceTOSHIBA KK·Filed 2008·Granted Sep 29, 2009·0 cites·4 claims
- 3755US7045462B2Method for fabricating a pattern and method for manufacturing a semiconductor deviceTOSHIBA KK·Filed 2003·Granted May 16, 2006·5 cites·20 claims
- 3855US5166438A1,3-pentadiene derivatives and electrophotographic photoconductor using the sameRICOH KK·Filed 1991·Granted Nov 24, 1992·10 cites·4 claims
- 3955US2025247795A1In-vehicle communication device, communication control method, and non-transitory storage mediumTOYOTA MOTOR CO LTD·Filed 2025·Application pending·0 cites
- 4055US2025253106A1Push Button SwitchIDEC CORP·Filed 2023·Application pending·0 cites
- 4155US2004211499A1Non-Cu-based cast Al alloy and method for heat treatment thereofASAHI TEC CORP·Filed 2004·Application pending·0 cites
- 4254US4110070AHeat transfer printing on acidic modified synthetic fiberHODOGAYA CHEMICAL CO LTD·Filed 1977·Granted Aug 29, 1978·4 cites·6 claims
- 4354US2005139299A1Method for heat treatment of precipitation hardening Al allotASAHI TEC CORP·Filed 2005·Application pending·0 cites
- 4453US7349088B2Process monitoring system, process monitoring method, and method for manufacturing semiconductor deviceTOSHIBA KK·Filed 2007·Granted Mar 25, 2008·0 cites·4 claims
- 4553US6974311B2Control valveTAIHEIYO KOGYO KK·Filed 2003·Granted Dec 13, 2005·3 cites·17 claims
- 4653US5260156A1,3-pentadiene derivatives and electrophotographic photoconductor using the sameRICOH KK·Filed 1992·Granted Nov 9, 1993·9 cites·18 claims
- 4753US2019271083A1Film formation apparatusTOSHIBA ELECTRONIC DEVICES & STORAGE CORP·Filed 2018·Application pending·0 cites
- 4852US12174452B2Mirror support mechanism and optical deviceMITSUBISHI ELECTRIC CORP·Filed 2022·Granted Dec 24, 2024·0 cites·20 claims
- 4952US6971629B2Control valve and method of making the sameTAIHEIYO KOGYO KK·Filed 2003·Granted Dec 6, 2005·5 cites·19 claims
- 5051US2014296306A1Amide compound and medicinal use thereofJAPAN TOBACCO INC·Filed 2013·Application pending·0 cites
Showing the top 50 of 74 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →