Inventor · disambiguated record
Hiroki Kikuchi
Also filed as: KIKUCHI HIROKI
69 granted patents·15 pending applications·505 citations·filing 1994–2025
99Inventor score
Top patents by PatentIndex Score
84 records- 0194US10075081B2Insulated synchronous rectification DC/DC converterROHM CO LTD·Filed 2016·Granted Sep 11, 2018·9 cites·23 claims
- 0293US10075084B2Isolated synchronous rectification-type DC/DC converterROHM CO LTD·Filed 2017·Granted Sep 11, 2018·8 cites·17 claims
- 0392US8624828B2Control circuit for switching power supplyUCHIMOTO DAISUKE·Filed 2011·Granted Jan 7, 2014·12 cites·6 claims
- 0491US6987606B2Image production apparatus, image display apparatus, image display method and optical modulation device adjustment apparatusSONY CORP·Filed 2005·Granted Jan 17, 2006·8 cites·1 claims
- 0591US6897992B2Illuminating optical unit in image display unit, and image display unitSONY CORP·Filed 2003·Granted May 24, 2005·47 cites·10 claims
- 0688US6801650B1Mechanism and method for controlling focal point position of UV light and apparatus and method for inspectionSONY CORP·Filed 2000·Granted Oct 5, 2004·49 cites·34 claims
- 0788US6541747B1Focal mechanism and method for controlling focal point position, and apparatus and method for inspecting semiconductor waferSONY CORP·Filed 2000·Granted Apr 1, 2003·45 cites·20 claims
- 0887US9172944B2Image processing device, image processing method, non-transitory tangible medium having image processing program, and image-pickup deviceTAJIRI SHINICHIRO·Filed 2011·Granted Oct 27, 2015·7 cites·6 claims
- 0985US9991809B2Insulation-type synchronous DC/DC converterROHM CO LTD·Filed 2015·Granted Jun 5, 2018·5 cites·18 claims
- 1084US10333415B2Insulated synchronous rectification DC/DC converter including synchronous rectification controller controlling synchronous rectification transistorROHM CO LTD·Filed 2017·Granted Jun 25, 2019·4 cites·22 claims
- 1183US9244102B2Comparator, oscillator using the same, dc/dc converter, control circuit thereof, and electronic apparatusROHM CO LTD·Filed 2013·Granted Jan 26, 2016·6 cites·13 claims
- 1283US8598800B2Control circuit for switching power supplyUCHIMOTO DAISUKE·Filed 2011·Granted Dec 3, 2013·7 cites·13 claims
- 1382US9948196B2Insulation-type synchronous DC/DC converterROHM CO LTD·Filed 2015·Granted Apr 17, 2018·4 cites·19 claims
- 1481US7626371B2Power supply unit and portable deviceROHM CO LTD·Filed 2005·Granted Dec 1, 2009·13 cites·7 claims
- 1581US5832009ALaser light emitting device, laser beacon device and laser imager display deviceSONY CORP·Filed 1996·Granted Nov 3, 1998·45 cites·22 claims
- 1680US7688506B2Screen and image projection apparatusSONY CORP·Filed 2007·Granted Mar 30, 2010·10 cites·5 claims
- 1779US10079547B2Insulating synchronous rectifying DC/DC converter, synchronous rectifying controller, power supply using the same, power adapter and electronic device, and control method of synchronous rectifying controllerROHM CO LTD·Filed 2016·Granted Sep 18, 2018·3 cites·10 claims
- 1877US8539701B2Display apparatusKOBAYASHI IZUSHI·Filed 2011·Granted Sep 24, 2013·3 cites·11 claims
- 1977US7072097B2Image production apparatus, image display apparatus, image display method and optical modulation device adjustment apparatusSONY CORP·Filed 2005·Granted Jul 4, 2006·2 cites·19 claims
- 2077US7042627B2Image production apparatus, image display apparatus, image display method and optical modulation device adjustment apparatusSONY CORP·Filed 2003·Granted May 9, 2006·11 cites·58 claims
- 2176US9985547B2Insulation-type synchronous DC/DC converterROHM CO LTD·Filed 2016·Granted May 29, 2018·2 cites·12 claims
- 2276US6992812B2Image production apparatus, image display apparatus, image display method and optical modulation device adjustment apparatusSONY CORP·Filed 2005·Granted Jan 31, 2006·5 cites·1 claims
- 2375US10381940B2Rectifier IC and isolated switching power supply using sameROHM CO LTD·Filed 2018·Granted Aug 13, 2019·2 cites·30 claims
- 2475US10277133B2Isolated DC/DC converter, primary side controller, power adapter, and electronic deviceROHM CO LTD·Filed 2017·Granted Apr 30, 2019·2 cites·20 claims
- 2574US10348212B2Synchronous rectification controller including synchronous rectification transistor for insulated synchronous rectification DC/DC converterROHM CO LTD·Filed 2017·Granted Jul 9, 2019·2 cites·30 claims
- 2674US9177508B2Light emitting apparatusROHM CO LTD·Filed 2013·Granted Nov 3, 2015·3 cites·34 claims
- 2773US9742299B2Insulated synchronous rectification DC/DC converterROHM CO LTD·Filed 2015·Granted Aug 22, 2017·2 cites·20 claims
- 2873US8749219B2Current generating circuitKIKUCHI HIROKI·Filed 2011·Granted Jun 10, 2014·4 cites·10 claims
- 2973US8653742B2Control circuit of switching power supply for driving light emitting elements, and light emitting device and electronic apparatus using the sameKIKUCHI HIROKI·Filed 2012·Granted Feb 18, 2014·4 cites·8 claims
- 3072US6128030ASemiconductor exposure deviceSONY CORP·Filed 1998·Granted Oct 3, 2000·26 cites·53 claims
- 3172US5760408ASemiconductor exposure deviceSONY CORP·Filed 1996·Granted Jun 2, 1998·28 cites·11 claims
- 3271US10483863B2Isolated synchronous rectification-type DC/DC converterROHM CO LTD·Filed 2018·Granted Nov 19, 2019·1 cites·26 claims
- 3371US2025350188A1Switching device, insulated dc/dc converter, and ac/dc converterROHM CO LTD·Filed 2025·Application pending·0 cites
- 3470US8933998B2Three-dimensional image display device, method of manufacturing the same, and three-dimensional image display methodITO KATSUHISA·Filed 2010·Granted Jan 13, 2015·2 cites·26 claims
- 3570US7635969B2Power supply unit and portable deviceROHM CO LTD·Filed 2005·Granted Dec 22, 2009·10 cites·11 claims
- 3670US5596244AComposite electronic component and method of manufacturing the sameMURATA MANUFACTURING CO·Filed 1995·Granted Jan 21, 1997·29 cites·10 claims
- 3768US11005356B2Power supply control device and LLC resonant converterROHM CO LTD·Filed 2019·Granted May 11, 2021·1 cites·11 claims
- 3864US9627791B2Connector apparatusNITTA CORP·Filed 2016·Granted Apr 18, 2017·2 cites·5 claims
- 3964US8787005B2Display apparatusKOBAYASHI IZUSHI·Filed 2011·Granted Jul 22, 2014·1 cites·8 claims
- 4064US2025350139A1Voltage regulating device and charge storage systemROHM CO LTD·Filed 2025·Application pending·0 cites
- 4163US5621744AContinuous-wave ultraviolet laser light generating apparatusSONY CORP·Filed 1995·Granted Apr 15, 1997·31 cites·5 claims
- 4262US10033289B2Insulated synchronous rectification DC/DC converter including capacitor and auxiliary power supplyROHM CO LTD·Filed 2016·Granted Jul 24, 2018·1 cites·14 claims
- 4361US5991316ALaser light emitting device, laser beacon device and laser imager display deviceSONY CORP·Filed 1998·Granted Nov 23, 1999·23 cites·10 claims
- 4460US12179339B2Tool replacing deviceNITTA CORP·Filed 2020·Granted Dec 31, 2024·0 cites·6 claims
- 4560US6999229B2Image production apparatus, image display apparatus, image display method and optical modulation device adjustment apparatusSONY CORP·Filed 2005·Granted Feb 14, 2006·1 cites·1 claims
- 4659US11962246B2Power supply control device and flyback converterROHM CO LTD·Filed 2022·Granted Apr 16, 2024·0 cites·20 claims
- 4759US8854439B2Stereoscopic picture display, method of manufacturing the same and stereoscopic picture display methodITO KATSUHISA·Filed 2009·Granted Oct 7, 2014·2 cites·14 claims
- 4857US8695246B2Display apparatusSONY CORP·Filed 2013·Granted Apr 15, 2014·0 cites·12 claims
- 4957US2025162173A1Tool exchange device, coupling unit, and module unitNITTA CORP·Filed 2023·Application pending·0 cites
- 5056US9089023B2Driving circuit of light emitting element, and light emitting device and electronic apparatus including the light emitting elementROHM CO LTD·Filed 2014·Granted Jul 21, 2015·0 cites·13 claims
Showing the top 50 of 84 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →