Inventor · disambiguated record
Yoshikazu Sakaguchi
Also filed as: SAKAGUCHI YOSHIKAZU
88 granted patents·5 pending applications·1,476 citations·filing 1984–2019
99Inventor score
Top patents by PatentIndex Score
93 records- 0195US5175060ALeadframe semiconductor-mounting substrate having a roughened adhesive conductor circuit substrate and method of producing the sameIBIDEN CO LTD·Filed 1990·Granted Dec 29, 1992·231 cites·12 claims
- 0293US6551724B2Organic electro-luminescent display panelNEC CORP·Filed 2000·Granted Apr 22, 2003·75 cites·18 claims
- 0392US6369516B1Driving device and driving method of organic thin film EL displayNEC CORP·Filed 2000·Granted Apr 9, 2002·67 cites·13 claims
- 0488US5848613AElectromagnetic pressure regulating valveAISIN AW CO·Filed 1996·Granted Dec 15, 1998·59 cites·9 claims
- 0586US6706425B2Organic EL panel and filter for sameNEC CORP·Filed 2003·Granted Mar 16, 2004·32 cites·5 claims
- 0686US6456003B1Organic electroluminescent devices and panelsNEC CORP·Filed 2000·Granted Sep 24, 2002·46 cites·8 claims
- 0785US11108015B2Organic electroluminescent illumination panel, manufacturing method thereof, and organic electroluminescent illumination device with spacers protruding from a second electrodeNEC LIGHTING LTD·Filed 2019·Granted Aug 31, 2021·2 cites·19 claims
- 0885US5841217ASurface mounting crystal unitCITIZEN WATCH CO LTD·Filed 1997·Granted Nov 24, 1998·73 cites·11 claims
- 0984US7952659B2Color filter, method of fabricating the same and liquid-crystal display deviceNEC CORP·Filed 2007·Granted May 31, 2011·6 cites·25 claims
- 1083US9196875B2Manufacturing method for organic EL lighting deviceNEC LIGHTING LTD·Filed 2014·Granted Nov 24, 2015·3 cites·3 claims
- 1183US6520819B1Organic EL panel and method for manufacturing the sameNEC CORP·Filed 2000·Granted Feb 18, 2003·33 cites·7 claims
- 1282US9269928B2Organic EL light emitting device, manufacturing method therefor, and organic EL illumination deviceSAKAGUCHI YOSHIKAZU·Filed 2015·Granted Feb 23, 2016·2 cites·7 claims
- 1381US9698361B2Organic EL panel translucent substrate, control method for refractive index anisotropy of organic EL panel translucent substrate, manufacturing method for organic EL panel translucent substrate, organic EL panel, and organic EL deviceNEC LIGHTING LTD·Filed 2015·Granted Jul 4, 2017·2 cites·21 claims
- 1481US4829853AHydraulic control system for automatic transmissionAISIN WARNER·Filed 1987·Granted May 16, 1989·31 cites·4 claims
- 1580US8963144B2Organic EL light emitting device, manufacturing method therefor, and organic EL illumination deviceSAKAGUCHI YOSHIKAZU·Filed 2012·Granted Feb 24, 2015·3 cites·4 claims
- 1679US11081674B2Organic EL panel-use transparent resin layer, organic EL panel, organic EL lighting device, and organic EL displayHOTALUX LTD·Filed 2018·Granted Aug 3, 2021·1 cites·19 claims
- 1778US5990615AOrganic electroluminescent display with protective layer on cathode and an inert mediumNEC CORP·Filed 1998·Granted Nov 23, 1999·125 cites·9 claims
- 1877US8411233B2Method for manufacturing a color filter substrateTAKAHASHI SOUNOSUKE·Filed 2012·Granted Apr 2, 2013·2 cites·6 claims
- 1977US8269924B2Color filter substrate and liquid crystal display unitTAKAHASHI SOUNOSUKE·Filed 2008·Granted Sep 18, 2012·4 cites·21 claims
- 2077US6656519B2Multicolor organic electroluminescent panel and process for production thereofNEC CORP·Filed 2002·Granted Dec 2, 2003·24 cites·2 claims
- 2176US6703146B1Organic electroluminescent device and panel therewithNEC CORP·Filed 2000·Granted Mar 9, 2004·36 cites·32 claims
- 2275US6689493B2Organic electroluminescent element and organic electroluminescent displayNEC CORP·Filed 2001·Granted Feb 10, 2004·35 cites·30 claims
- 2374US8659220B2Organic electroluminescent lighting deviceSAKAGUCHI YOSHIKAZU·Filed 2011·Granted Feb 25, 2014·3 cites·9 claims
- 2474US7876387B2Lateral electric field type liquid crystal display deviceNEC LCD TECHNOLOGIES LTD·Filed 2009·Granted Jan 25, 2011·4 cites·9 claims
- 2574US6611098B2Hermetic encapsulation package and method of fabrication thereofNEC CORP·Filed 2001·Granted Aug 26, 2003·31 cites·22 claims
- 2674US4748809AHydraulic servo mechanism of automatic transmission for vehicleAISIN WARNER·Filed 1985·Granted Jun 7, 1988·24 cites·3 claims
- 2774US4722250AAccumulator back pressure control apparatus for automatic transmissionAISIN WARNER·Filed 1986·Granted Feb 2, 1988·24 cites·4 claims
- 2873US10270058B2Organic electroluminescent illumination panel, manufacturing method thereof, and organic electroluminescent illumination deviceNEC LIGHTING LTD·Filed 2013·Granted Apr 23, 2019·2 cites·15 claims
- 2973US6828728B2Device package with hermetically sealed capSAMSUNG SDI CO LTD·Filed 2002·Granted Dec 7, 2004·14 cites·8 claims
- 3073US5176039AAutomatic transmission with feedback passage for preventing reverse flowAISIN AW CO·Filed 1991·Granted Jan 5, 1993·25 cites·8 claims
- 3172US5602631ADeveloping device for an image forming apparatusNEC CORP·Filed 1994·Granted Feb 11, 1997·18 cites·6 claims
- 3272US4616531AHydraulic and electronic control system for an automatic transmissionAISIN SEIKI·Filed 1984·Granted Oct 14, 1986·24 cites·18 claims
- 3371US9537114B2Organic EL light emitting device, manufacturing method therefor, and organic EL illumination deviceSAKAGUCHI YOSHIKAZU·Filed 2016·Granted Jan 3, 2017·1 cites·12 claims
- 3471USRE44821EColor filter, method of fabricating the same and liquid-crystal display deviceTAKAHASHI SOUNOSUKE·Filed 2012·Granted Apr 1, 2014·1 cites·31 claims
- 3571US8139182B2Color filter, method of fabricating the same and liquid-crystal display deviceTAKAHASHI SOUNOSUKE·Filed 2011·Granted Mar 20, 2012·1 cites·15 claims
- 3670US5836350AElectromagnetic valveAISIN AW CO·Filed 1996·Granted Nov 17, 1998·21 cites·10 claims
- 3768US9559333B2Organic el lighting panel substrate, method for manufacturing organic el lighting panel substrate, organic el lighting panel, and organic el lighting deviceNEC LIGHTING LTD·Filed 2013·Granted Jan 31, 2017·1 cites·7 claims
- 3868US4722251AHydraulic circuit for controlling an automatic transmissionAISIN WARNER·Filed 1986·Granted Feb 2, 1988·20 cites·5 claims
- 3967US10600540B2Laminated coil componentTDK CORP·Filed 2018·Granted Mar 24, 2020·0 cites·8 claims
- 4066US8587752B2Liquid crystal display device with light shielding covering two-layered common electrodeNISHIDA SHINICHI·Filed 2009·Granted Nov 19, 2013·2 cites·20 claims
- 4165US8754408B2Organic EL illumination deviceSAKAGUCHI YOSHIKAZU·Filed 2011·Granted Jun 17, 2014·1 cites·2 claims
- 4264US8908128B2Color filter substrate and LCD device using itTAKAHASHI SOUNOSUKE·Filed 2008·Granted Dec 9, 2014·2 cites·9 claims
- 4364US6520821B1Device package and device encapsulation methodNEC CORP·Filed 1999·Granted Feb 18, 2003·21 cites·8 claims
- 4464US5908461AControl system for automatic transmissionAISIN AW CO·Filed 1996·Granted Jun 1, 1999·19 cites·2 claims
- 4563US9119272B2Organic electroluminescent element and organic electroluminescent lighting deviceSAKAGUCHI YOSHIKAZU·Filed 2011·Granted Aug 25, 2015·1 cites·13 claims
- 4662US6929523B2Device package with hermetically sealed cap and device encapsulation methodSAMSUNG SDI CO LTD·Filed 2004·Granted Aug 16, 2005·7 cites·23 claims
- 4762US6366016B1Multicolor organic electroluminescent panel and process for production thereofNEC CORP·Filed 1999·Granted Apr 2, 2002·66 cites·20 claims
- 4861US8629956B2Active matrix type liquid crystal display device and manufacturing process for the sameNEC LCD TECHNOLOGIES LTD·Filed 2012·Granted Jan 14, 2014·0 cites·3 claims
- 4961US4727773AHydraulic circuit for controlling automatic transmissionAISIN WARNER·Filed 1986·Granted Mar 1, 1988·16 cites·10 claims
- 5060US6797414B2Organic EL device and method of manufacturing organic EL deviceSAMSUNG SDI CO LTD·Filed 2002·Granted Sep 28, 2004·7 cites·8 claims
Showing the top 50 of 93 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →