Assignee
SIMMONS CO
US·36 granted patents·1,448 citations·filing 1974–2000
Top patents by PatentIndex Score
36 records- 0197US4895352AMattress or cushion spring arraySIMMONS CO·Filed 1989·Granted Jan 23, 1990·107 cites·7 claims
- 0294US6243900B1One-sided mattress constructionSIMMONS CO·Filed 2000·Granted Jun 12, 2001·75 cites·23 claims
- 0393US5105488ABedding configuration having variable support characteristicsSIMMONS CO·Filed 1990·Granted Apr 21, 1992·154 cites·10 claims
- 0488US5622030AMethod of packaging resiliently compressible articlesSIMMONS CO·Filed 1996·Granted Apr 22, 1997·54 cites·4 claims
- 0587US5557813AKnock down mattress systemSIMMONS CO·Filed 1995·Granted Sep 24, 1996·84 cites·9 claims
- 0684US5444905AApparatus for manufacturing mattresses and box springsSIMMONS CO·Filed 1994·Granted Aug 29, 1995·55 cites·19 claims
- 0783US6263532B1Methods and apparatus for refurbishing bedding mattressesSIMMONS CO·Filed 2000·Granted Jul 24, 2001·61 cites·7 claims
- 0882US5469589AKnock down foundation for a bedSIMMONS CO·Filed 1995·Granted Nov 28, 1995·83 cites·10 claims
- 0981US5987678AMultiple firmness mattressSIMMONS CO·Filed 1995·Granted Nov 23, 1999·85 cites·5 claims
- 1081US5165125ABedding system including spring having limiting membraneSIMMONS CO·Filed 1991·Granted Nov 24, 1992·58 cites·24 claims
- 1180US5621935AMethod and apparatus for providing improved pocketed innerspring constructionsSIMMONS CO·Filed 1994·Granted Apr 22, 1997·43 cites·17 claims
- 1279US6216292B1Protective mattress cover with apronSIMMONS CO·Filed 1999·Granted Apr 17, 2001·62 cites·14 claims
- 1379US5572853AMethod and apparatus for conditioning pocketed coil springsSIMMONS CO·Filed 1994·Granted Nov 12, 1996·44 cites·24 claims
- 1478US6408469B2Bed construction with reduced saggingSIMMONS CO·Filed 2000·Granted Jun 25, 2002·25 cites·17 claims
- 1578US5613287AMethod for forming strings of pocketed springsSIMMONS CO·Filed 1995·Granted Mar 25, 1997·45 cites·6 claims
- 1675US5553443AMethod for creating strings of pocketed coil springsSIMMONS CO·Filed 1995·Granted Sep 10, 1996·48 cites·6 claims
- 1769US4106138APlatform bedSIMMONS CO·Filed 1977·Granted Aug 15, 1978·24 cites·5 claims
- 1868US5746877AApparatus for mattress innerspring constructionSIMMONS CO·Filed 1996·Granted May 5, 1998·31 cites·20 claims
- 1968US5311624AMattress having 2-ply moisture barrier and replaceable upholsterySIMMONS CO·Filed 1993·Granted May 17, 1994·38 cites·17 claims
- 2064US6098224APillow top mattress assembliesSIMMONS CO·Filed 1998·Granted Aug 8, 2000·37 cites·12 claims
- 2160US5265291ABox spring corner supportSIMMONS CO·Filed 1992·Granted Nov 30, 1993·25 cites·5 claims
- 2259US5144707AFlotation system including improved locking featuresSIMMONS CO·Filed 1991·Granted Sep 8, 1992·30 cites·9 claims
- 2358US5509887AApparatus for pocketed coil construction having improved tracking characteristicsSIMMONS CO·Filed 1995·Granted Apr 23, 1996·20 cites·7 claims
- 2457USRE36142EMethod of packaging resiliently compressible articlesSIMMONS CO·Filed 1997·Granted Mar 16, 1999·15 cites·9 claims
- 2551US5749133AMethod and apparatus for forming strings of pocketed springsSIMMONS CO·Filed 1996·Granted May 12, 1998·25 cites·23 claims
- 2649US5245716AFlotation system with liner traySIMMONS CO·Filed 1992·Granted Sep 21, 1993·20 cites·3 claims
- 2746US3935605AMattress foundationSIMMONS CO·Filed 1974·Granted Feb 3, 1976·8 cites·12 claims
- 2844US5353454AAdjustable lumbar support for flotation systemsSIMMONS CO·Filed 1993·Granted Oct 11, 1994·15 cites·3 claims
- 2944US4012802AMattress foundationSIMMONS CO·Filed 1975·Granted Mar 22, 1977·10 cites·11 claims
- 3043US5940908AReinforced bedding foundationsSIMMONS CO·Filed 1997·Granted Aug 24, 1999·17 cites·20 claims
- 3141US5974993AQuilted border winder apparatus, system and methodSIMMONS CO·Filed 1997·Granted Nov 2, 1999·7 cites·22 claims
- 3240US4051567AMattress or cushion spring assemblySIMMONS CO·Filed 1975·Granted Oct 4, 1977·9 cites·5 claims
- 3335US5499414AInnerspring construction including improved edge characteristicsSIMMONS CO·Filed 1994·Granted Mar 19, 1996·9 cites·15 claims
- 3431US5186435AApparatus for compressing a springSIMMONS CO·Filed 1991·Granted Feb 16, 1993·8 cites·22 claims
- 3530US5285541AFlotation system including improved cushioning and support featuresSIMMONS CO·Filed 1992·Granted Feb 15, 1994·8 cites·3 claims
- 3622US5471725AMethod for manufacturing mattresses or box springs, including improved spring transferSIMMONS CO·Filed 1994·Granted Dec 5, 1995·9 cites·16 claims
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