Assignee
NHK SPRING CO LTD
JP·949 granted patents·259 pending applications·13,010 citations·filing 1974–2025
Top patents by PatentIndex Score
1,208 records- 0198US10748565B1Disk drive suspensionNHK SPRING CO LTD·Filed 2020·Granted Aug 18, 2020·15 cites·8 claims
- 0298US10220666B2Link arm memberNHK SPRING CO LTD·Filed 2015·Granted Mar 5, 2019·21 cites·6 claims
- 0397US7701674B2Head suspension with multilayer ground, flexure with multilayer ground, and methods of manufacturing themNHK SPRING CO LTD·Filed 2006·Granted Apr 20, 2010·46 cites·14 claims
- 0497US5201810ARoller shade for an opening having a curved frameNHK SPRING CO LTD·Filed 1992·Granted Apr 13, 1993·95 cites·9 claims
- 0596US10991388B1Suspension for disk device having a damper member for suppressing wobble of a flexureNHK SPRING CO LTD·Filed 2020·Granted Apr 27, 2021·11 cites·9 claims
- 0696US10415633B2Stabilizer linkNHK SPRING CO LTD·Filed 2016·Granted Sep 17, 2019·10 cites·7 claims
- 0796US9393850B2Stabilizer link and manufacturing method thereforNHK SPRING CO LTD·Filed 2013·Granted Jul 19, 2016·19 cites·12 claims
- 0896US7675713B2Head suspension with flexure vibration clearanceNHK SPRING CO LTD·Filed 2006·Granted Mar 9, 2010·44 cites·15 claims
- 0996US7643252B2Head suspension having wiring disposed with conductive layerNHK SPRING CO LTD·Filed 2006·Granted Jan 5, 2010·49 cites·15 claims
- 1096US7503980B2Substrate supporting apparatusNHK SPRING CO LTD·Filed 2006·Granted Mar 17, 2009·527 cites·3 claims
- 1196US7092215B2Disc drive suspension including a wired flexure with conductors arranged to reduce crosstalkNHK SPRING CO LTD·Filed 2003·Granted Aug 15, 2006·77 cites·4 claims
- 1296US7070232B2Breathable seatNHK SPRING CO LTD·Filed 2003·Granted Jul 4, 2006·140 cites·8 claims
- 1396US6963471B2Wiring member of a disc drive suspension having an insulating layer with thick-walled and thin-walled portionsNHK SPRING CO LTD·Filed 2003·Granted Nov 8, 2005·79 cites·12 claims
- 1496US6789576B2AccumulatorNHK SPRING CO LTD·Filed 2001·Granted Sep 14, 2004·62 cites·6 claims
- 1596US6597541B2Suspension for disc driveNHK SPRING CO LTD·Filed 2001·Granted Jul 22, 2003·76 cites·16 claims
- 1696US6286552B1Accumulator and manufacturing process thereofNHK SPRING CO LTD·Filed 2000·Granted Sep 11, 2001·56 cites·3 claims
- 1796US5404926ARoller shade for non-rectangular openingsNHK SPRING CO LTD·Filed 1993·Granted Apr 11, 1995·89 cites·35 claims
- 1896US5300764ATransparent optical identification label with infrared directivityNHK SPRING CO LTD·Filed 1992·Granted Apr 5, 1994·132 cites·6 claims
- 1996US4264743APolyurethane foam sealing material and process for producing the sameNHK SPRING CO LTD·Filed 1979·Granted Apr 28, 1981·215 cites·11 claims
- 2095US11940465B2Contact probe and signal transmission methodNHK SPRING CO LTD·Filed 2020·Granted Mar 26, 2024·4 cites·4 claims
- 2195US8371655B2Seat cushion frame structure of seat for vehicle and seat for vehicle with seat cushion frame structureNHK SPRING CO LTD·Filed 2009·Granted Feb 12, 2013·55 cites·10 claims
- 2295US7764467B2Suspension for disc driveNHK SPRING CO LTD·Filed 2007·Granted Jul 27, 2010·33 cites·12 claims
- 2395US7341275B2Seat with a side airbagNHK SPRING CO LTD·Filed 2005·Granted Mar 11, 2008·39 cites·7 claims
- 2495US6731472B2Suspension for disc driveNHK SPRING CO LTD·Filed 2001·Granted May 4, 2004·89 cites·17 claims
- 2595US6661618B2Suspension for disc drive with insulating cover film on piezoelectric elementNHK SPRING CO LTD·Filed 2001·Granted Dec 9, 2003·71 cites·16 claims
- 2695US4858898AAccumulatorNHK SPRING CO LTD·Filed 1988·Granted Aug 22, 1989·81 cites·9 claims
- 2795US4526628AMethod of manufacturing a car stabilizerNHK SPRING CO LTD·Filed 1984·Granted Jul 2, 1985·75 cites·9 claims
- 2894US10899188B2Coil spring for suspensionNHK SPRING CO LTD·Filed 2020·Granted Jan 26, 2021·4 cites·3 claims
- 2994US10415110B2Method for producing hollow stabilizerNHK SPRING CO LTD·Filed 2016·Granted Sep 17, 2019·5 cites·16 claims
- 3094US9400027B2Coned disc springNHK SPRING CO LTD·Filed 2013·Granted Jul 26, 2016·23 cites·2 claims
- 3194US7692899B2Head suspension having wiring disposed in contact with slightly conductive flexible resinNHK SPRING CO LTD·Filed 2006·Granted Apr 6, 2010·43 cites·14 claims
- 3294US7637571B2Vehicle seat assemblyNHK SPRING CO LTD·Filed 2008·Granted Dec 29, 2009·49 cites·6 claims
- 3394US6661619B2Suspension for disc driveNHK SPRING CO LTD·Filed 2001·Granted Dec 9, 2003·47 cites·14 claims
- 3494US5602381AObjects to be checked for authenticity, and method and apparatus for checking whether or not objects are authenticNHK SPRING CO LTD·Filed 1994·Granted Feb 11, 1997·158 cites·15 claims
- 3594US4880213AGas spring apparatusNHK SPRING CO LTD·Filed 1988·Granted Nov 14, 1989·76 cites·20 claims
- 3694US4746106ACar suspension systemNHK SPRING CO LTD·Filed 1987·Granted May 24, 1988·70 cites·8 claims
- 3793US8807591B2Vehicle seat and webbing sewing methodNHK SPRING CO LTD·Filed 2013·Granted Aug 19, 2014·20 cites·5 claims
- 3893US8369046B2Disk drive suspension having a recess in a load beam or baseplate to contain damping material, and a lid portion for the recess formed by a plate-like constituent member of the suspensionNHK SPRING CO LTD·Filed 2010·Granted Feb 5, 2013·20 cites·3 claims
- 3993US8344747B2Probe unitNHK SPRING CO LTD·Filed 2009·Granted Jan 1, 2013·27 cites·9 claims
- 4093US6544360B1Highly strengthened spring and process for producing the sameNHK SPRING CO LTD·Filed 2000·Granted Apr 8, 2003·46 cites·8 claims
- 4193US5232261ADoor impact beam for an automobileNHK SPRING CO LTD·Filed 1992·Granted Aug 3, 1993·86 cites·9 claims
- 4293US4720085AVehicle suspension apparatusNHK SPRING CO LTD·Filed 1986·Granted Jan 19, 1988·89 cites·6 claims
- 4393US4655505APneumatically controlled seat for vehicleNHK SPRING CO LTD·Filed 1985·Granted Apr 7, 1987·327 cites·12 claims
- 4492US11460068B2Ball joint, stabilizer link, and ball joint manufacturing methodNHK SPRING CO LTD·Filed 2019·Granted Oct 4, 2022·4 cites·9 claims
- 4592US11041524B2Ball jointNHK SPRING CO LTD·Filed 2016·Granted Jun 22, 2021·5 cites·12 claims
- 4692US8363361B2Disk drive suspension having a microactuator mounting section provided with a microactuator element and manufacturing method for the disk drive suspensionNHK SPRING CO LTD·Filed 2010·Granted Jan 29, 2013·43 cites·16 claims
- 4792US7950927B2Conductive contact holder and conductive contact unitNHK SPRING CO LTD·Filed 2007·Granted May 31, 2011·27 cites·5 claims
- 4892US6810915B2Accumulator having a safety valveNHK SPRING CO LTD·Filed 2002·Granted Nov 2, 2004·53 cites·13 claims
- 4992US6682610B1Manufacturing method for hollow stabilizerNHK SPRING CO LTD·Filed 2000·Granted Jan 27, 2004·52 cites·2 claims
- 5092US6597538B1Suspension for disk driveNHK SPRING CO LTD·Filed 2000·Granted Jul 22, 2003·41 cites·9 claims
Showing the top 50 of 1,208 patent records by PatentIndex Score.
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