Inventor · disambiguated record
Yukio Takahashi
Also filed as: TAKAHASHI YUKIO
136 granted patents·32 pending applications·2,011 citations·filing 1976–2025
99Inventor score
Files withHITACHI LTD32TDK CORP23TOKAI RYOKAKU TETSUDO KK16JFE STEEL CORP10RENESAS ELECTRONICS CORP10
Top patents by PatentIndex Score
168 records- 0196US8714065B2Punching dieTAKAHASHI YUKIO·Filed 2005·Granted May 6, 2014·26 cites·2 claims
- 0296US7707996B2High pressure fuel supply pump for internal combustion engineHITACHI LTD·Filed 2009·Granted May 4, 2010·26 cites·13 claims
- 0394US6631706B1High pressure fuel supply pump for internal combustion engineHITACHI LTD·Filed 1999·Granted Oct 14, 2003·57 cites·16 claims
- 0493US10487725B2Variable flow valve mechanism and turbochargerIHI CORP·Filed 2017·Granted Nov 26, 2019·6 cites·16 claims
- 0593US7540274B2High pressure fuel supply pump for internal combustion engineHITACHI LTD·Filed 2003·Granted Jun 2, 2009·32 cites·23 claims
- 0692US7352077B2Motor-driven superchargerISHIKAWAJIMA HARIMA HEAVY IND·Filed 2006·Granted Apr 1, 2008·30 cites·2 claims
- 0792US6543424B1Fuel pump, in-cylinder direct injection type internal combustion engine using the same and surface treatment methodHITACHI LTD·Filed 2000·Granted Apr 8, 2003·40 cites·15 claims
- 0891US7530230B2Supercharger with electric motorIHI CORP·Filed 2006·Granted May 12, 2009·25 cites·7 claims
- 0989US5532736ADisplay and image capture apparatusNIPPON TELEGRAPH & TELEPHONE·Filed 1995·Granted Jul 2, 1996·154 cites·9 claims
- 1089US4173900ASemiconductor pressure transducerHITACHI LTD·Filed 1978·Granted Nov 13, 1979·39 cites·8 claims
- 1188US10074476B2Ferrite composition and electronic componentTDK CORP·Filed 2016·Granted Sep 11, 2018·4 cites·11 claims
- 1288US9193289B2Vehicle seatTOKAI RYOKAKU TETSUDO KK·Filed 2013·Granted Nov 24, 2015·17 cites·14 claims
- 1388US6952229B1Digital camera having input devices and a display capable of displaying a plurality of set information itemsSEIKO EPSON CORP·Filed 2000·Granted Oct 4, 2005·38 cites·7 claims
- 1488US5168270ALiquid crystal display device capable of selecting display definition modes, and driving method thereforNIPPON TELEGRAPH & TELEPHONE·Filed 1991·Granted Dec 1, 1992·102 cites·15 claims
- 1588US5063829AVariable displacement swash plate type compressorHITACHI LTD·Filed 1990·Granted Nov 12, 1991·65 cites·21 claims
- 1687US6505608B2Fuel supply systemHITACHI LTD·Filed 2001·Granted Jan 14, 2003·34 cites·6 claims
- 1786US9631628B2TurbochargerIHI CORP·Filed 2014·Granted Apr 25, 2017·9 cites·6 claims
- 1886US6860255B2Fuel pump and direct fuel injection engineHITACHI LTD·Filed 2002·Granted Mar 1, 2005·31 cites·21 claims
- 1986US4691140AFluorescent lampTOSHIBA KK·Filed 1986·Granted Sep 1, 1987·44 cites·7 claims
- 2086US4233525AElectronic circuit for use in a digital circuit which prevents passage of pulses having a pulse width narrower than a predetermined valueFUJITSU LTD·Filed 1978·Granted Nov 11, 1980·37 cites·21 claims
- 2184US5626411ALight ray shift devices and projection display apparatus using the sameNIPPON TELEGRAPH & TELEPHONE·Filed 1996·Granted May 6, 1997·83 cites·12 claims
- 2283US5537882ASemiconductor sensor for detecting physical amount without thermal hypsteresis where output wiring is disposed in a stress insensitive directionFiled 1994·Granted Jul 23, 1996·44 cites·18 claims
- 2383US5460027APunch clamp deviceAMADA ENG & SERVICE·Filed 1994·Granted Oct 24, 1995·27 cites·12 claims
- 2482US10020791B2Ferrite composition and electronic componentTDK CORP·Filed 2016·Granted Jul 10, 2018·2 cites·4 claims
- 2582US4768070AOptoelectronics deviceHITACHI LTD·Filed 1987·Granted Aug 30, 1988·70 cites·20 claims
- 2681US7837448B2SuperchargerISHIKAWAJIMA HARIMA HEAVY IND·Filed 2006·Granted Nov 23, 2010·21 cites·11 claims
- 2781US5993173ATurbochargerISHIKAWAJIMA HARIMA HEAVY IND·Filed 1997·Granted Nov 30, 1999·37 cites·10 claims
- 2879US9754877B2Semiconductor deviceRENESAS ELECTRONICS CORP·Filed 2016·Granted Sep 5, 2017·2 cites·20 claims
- 2979US5105728ABalanced variable-displacement compressorHITACHI LTD·Filed 1990·Granted Apr 21, 1992·40 cites·10 claims
- 3079US4801248AVariable capacity swash plate compressorHITACHI LTD·Filed 1987·Granted Jan 31, 1989·35 cites·7 claims
- 3178US9984799B2Ferrite composition and electronic componentTDK CORP·Filed 2014·Granted May 29, 2018·3 cites·6 claims
- 3278US9580764B2Top-blowing lance and method for refining molten iron using the sameJFE STEEL CORP·Filed 2012·Granted Feb 28, 2017·3 cites·20 claims
- 3378US6211772B1Semiconductor composite sensorHITACHI LTD·Filed 1997·Granted Apr 3, 2001·39 cites·6 claims
- 3477US7940256B2Liquid crystal display driver including a voltage selection circuit having optimally sized transistors, and a liquid crystal display apparatus using the liquid crystal display driverRENESAS ELECTRONICS CORP·Filed 2006·Granted May 10, 2011·3 cites·18 claims
- 3577US5365766ADie assembly having means for automatically controlling in the angular orientation of the lower die plate membersAMADA ENG & SERVICE·Filed 1993·Granted Nov 22, 1994·23 cites·8 claims
- 3677US4867649ARefrigerating systemHITACHI LTD·Filed 1986·Granted Sep 19, 1989·33 cites·1 claims
- 3775US7642621B2Semicondutor device and protection circuitNEC ELECTRONICS CORP·Filed 2007·Granted Jan 5, 2010·5 cites·6 claims
- 3875US5373333APresentation apparatusNIPPON TELEGRAPH & TELEPHONE·Filed 1993·Granted Dec 13, 1994·43 cites·7 claims
- 3974US8647525B2Ferrite composition and electronic componentWADA RYUICHI·Filed 2011·Granted Feb 11, 2014·2 cites·12 claims
- 4073US2025297335A1Method for predicting slopping in converter, method for operating converter, and system for predicting slopping in converterJFE STEEL CORP·Filed 2025·Application pending·0 cites
- 4172US8250238B2Network device, address change notification method, and address change notification programTAKAHASHI YUKIO·Filed 2009·Granted Aug 21, 2012·5 cites·5 claims
- 4272US8115853B2Digital camera having input devices and a display capable of displaying a plurality of set information itemsTAKAHASHI YUKIO·Filed 2010·Granted Feb 14, 2012·2 cites·16 claims
- 4372US5960697AAxial piston machineHITACHI LTD·Filed 1998·Granted Oct 5, 1999·30 cites·16 claims
- 4471US7605936B2Print job creation apparatus and print job creation and output methodSEIKO EPSON CORP·Filed 2004·Granted Oct 20, 2009·14 cites·21 claims
- 4571US4618844ASemiconductor pressure transducerHITACHI LTD·Filed 1983·Granted Oct 21, 1986·24 cites·15 claims
- 4670US9957581B2Method for refining hot metal in converterJFE STEEL CORP·Filed 2013·Granted May 1, 2018·1 cites·3 claims
- 4770US4065971ASemiconductor pressure transducerHITACHI LTD·Filed 1976·Granted Jan 3, 1978·18 cites·6 claims
- 4870US4050313ASemiconductor pressure transducerHITACHI LTD·Filed 1976·Granted Sep 27, 1977·18 cites·9 claims
- 4969US9403540B2Railroad vehicle and plug door for railroad vehicleTOKAI RYOKAKU TETSUDO KK·Filed 2013·Granted Aug 2, 2016·3 cites·17 claims
- 5069US6736990B2Ferrite materialTDK CORP·Filed 2001·Granted May 18, 2004·13 cites·24 claims
Showing the top 50 of 168 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →