Assignee
PAPER CONVERTING MACHINE CO
US·191 granted patents·13 pending applications·6,739 citations·filing 1974–2024
Top patents by PatentIndex Score
204 records- 0198US6056229ASurface winder with pinch cutoffPAPER CONVERTING MACHINE CO·Filed 1998·Granted May 2, 2000·132 cites·42 claims
- 0298US4962897AWeb winding machine and methodPAPER CONVERTING MACHINE CO·Filed 1989·Granted Oct 16, 1990·113 cites·10 claims
- 0398US4723724AWeb winding machine and methodPAPER CONVERTING MACHINE CO·Filed 1986·Granted Feb 9, 1988·123 cites·25 claims
- 0498US4142626AAccumulator for wound paper logsPAPER CONVERTING MACHINE CO·Filed 1977·Granted Mar 6, 1979·129 cites·1 claims
- 0597US9975720B2Method for producing coreless rolls of paperPAPER CONVERTING MACHINE CO·Filed 2016·Granted May 22, 2018·13 cites·25 claims
- 0697US5000806AMethod and apparatus for applying an elastic strand to a disposable diaperPAPER CONVERTING MACHINE CO·Filed 1989·Granted Mar 19, 1991·197 cites·15 claims
- 0797US4856725AWeb winding machine and methodPAPER CONVERTING MACHINE CO·Filed 1987·Granted Aug 15, 1989·89 cites·3 claims
- 0897US4588138AWeb winding machinePAPER CONVERTING MACHINE CO·Filed 1984·Granted May 13, 1986·77 cites·27 claims
- 0996US5839688AMethod and apparatus for producing a roll of bathroom tissue or kitchen toweling with a pattern being repeated between each pair of transverse perforationsPAPER CONVERTING MACHINE CO·Filed 1997·Granted Nov 24, 1998·84 cites·24 claims
- 1096US5370335ASurface rewinder and methodPAPER CONVERTING MACHINE CO·Filed 1993·Granted Dec 6, 1994·72 cites·6 claims
- 1196US4909452ASurface winder and methodPAPER CONVERTING MACHINE CO·Filed 1989·Granted Mar 20, 1990·78 cites·4 claims
- 1296US4339088AEmbossing method to avoid nesting in convolutely wound rolls and productPAPER CONVERTING MACHINE CO·Filed 1980·Granted Jul 13, 1982·79 cites·17 claims
- 1396US3994486ADiaper folding apparatusPAPER CONVERTING MACHINE CO·Filed 1974·Granted Nov 30, 1976·77 cites·5 claims
- 1495US11046540B2Surface rewinder with center assist and belt and winding drum forming a winding nestPAPER CONVERTING MACHINE CO·Filed 2018·Granted Jun 29, 2021·7 cites·13 claims
- 1595US9919888B2Method for producing coreless rolls of paperPAPER CONVERTING MACHINE CO·Filed 2016·Granted Mar 20, 2018·8 cites·48 claims
- 1695US6422501B1Core infeed apparatus for winderPAPER CONVERTING MACHINE CO·Filed 2000·Granted Jul 23, 2002·50 cites·14 claims
- 1795US6261666B1Two-ply paper products with either nested or foot-to-foot embossments and method of makingPAPER CONVERTING MACHINE CO·Filed 1998·Granted Jul 17, 2001·123 cites·15 claims
- 1895US5725176AMethod and apparatus for convolute windingPAPER CONVERTING MACHINE CO·Filed 1996·Granted Mar 10, 1998·74 cites·19 claims
- 1995US5660349AMethod and apparatus for winding coreless rollsPAPER CONVERTING MACHINE CO·Filed 1995·Granted Aug 26, 1997·83 cites·35 claims
- 2095US5505405ASurface rewinder and method having minimal drum to web slippagePAPER CONVERTING MACHINE CO·Filed 1994·Granted Apr 9, 1996·61 cites·21 claims
- 2195US5497959ACoreless winding method and apparatusPAPER CONVERTING MACHINE CO·Filed 1993·Granted Mar 12, 1996·81 cites·1 claims
- 2294US6286712B1Stack formed from connected groups of interfolded sheetsPAPER CONVERTING MACHINE CO·Filed 2000·Granted Sep 11, 2001·81 cites·28 claims
- 2394US5402960ACoreless surface winder and methodPAPER CONVERTING MACHINE CO·Filed 1993·Granted Apr 4, 1995·99 cites·16 claims
- 2494US4394898AMethod and apparatus for providing balanced stacks of diapersPAPER CONVERTING MACHINE CO·Filed 1981·Granted Jul 26, 1983·103 cites·14 claims
- 2594US4041813AMethod and apparatus for transverse cuttingPAPER CONVERTING MACHINE CO·Filed 1976·Granted Aug 16, 1977·66 cites·5 claims
- 2693US11897242B2Embosser-laminator with electrostatic adhesive applicationPAPER CONVERTING MACHINE CO·Filed 2023·Granted Feb 13, 2024·2 cites·16 claims
- 2793US11383946B2Solid roll product formed from surface rewinder with belt and winding drum forming a winding nestPAPER CONVERTING MACHINE CO·Filed 2020·Granted Jul 12, 2022·3 cites·19 claims
- 2893US11247863B2Flexible drive and core engagement members for a rewinding machinePAPER CONVERTING MACHINE CO·Filed 2019·Granted Feb 15, 2022·11 cites·27 claims
- 2993US6168848B1Stack comprising W-Z folded sheetsPAPER CONVERTING MACHINE CO·Filed 1999·Granted Jan 2, 2001·59 cites·9 claims
- 3093US6053107AMethod and apparatus for registering a pre-printed web on a printing pressPAPER CONVERTING MACHINE CO·Filed 1999·Granted Apr 25, 2000·77 cites·12 claims
- 3193US5421536ASurface winder with recycled mandrels and methodPAPER CONVERTING MACHINE CO·Filed 1993·Granted Jun 6, 1995·64 cites·12 claims
- 3293US5421924AApparatus and method for ultrasonic sealing disposable diapersPAPER CONVERTING MACHINE CO·Filed 1993·Granted Jun 6, 1995·98 cites·14 claims
- 3393US5370047AFlexographic press adapted for short runs and methodPAPER CONVERTING MACHINE CO·Filed 1993·Granted Dec 6, 1994·56 cites·12 claims
- 3493US5045135AApparatus and method for cutoff register control for diaper machinesPAPER CONVERTING MACHINE CO·Filed 1990·Granted Sep 3, 1991·138 cites·7 claims
- 3593US4824426AMethod and apparatus for interfolding websPAPER CONVERTING MACHINE CO·Filed 1987·Granted Apr 25, 1989·77 cites·9 claims
- 3693US4711683AMethod and apparatus for making elastic diapersPAPER CONVERTING MACHINE CO·Filed 1987·Granted Dec 8, 1987·78 cites·14 claims
- 3793US4650173AMethod of operating a diaper producing machine and apparatusPAPER CONVERTING MACHINE CO·Filed 1985·Granted Mar 17, 1987·57 cites·12 claims
- 3893US4328655AMethod of manufacturing a packaged web product and apparatus thereforPAPER CONVERTING MACHINE CO·Filed 1980·Granted May 11, 1982·62 cites·27 claims
- 3992US11912519B2Surface rewinder with center assist and belt and winding drum forming a winding nestPAPER CONVERTING MACHINE CO·Filed 2021·Granted Feb 27, 2024·2 cites·26 claims
- 4092US11643294B2Flexible drive and core engagement members for a rewinding machinePAPER CONVERTING MACHINE CO·Filed 2021·Granted May 9, 2023·3 cites·16 claims
- 4192US11261045B2Rewinder winding methods and apparatusPAPER CONVERTING MACHINE CO·Filed 2020·Granted Mar 1, 2022·6 cites·20 claims
- 4292US10272585B1Tissue log saw conveyor with independent lane control cutting and variable conveyor flight lengthPAPER CONVERTING MACHINE CO·Filed 2018·Granted Apr 30, 2019·9 cites·19 claims
- 4392US5406887AApparatus and method for doctor blade replacement in a flexographic pressPAPER CONVERTING MACHINE CO·Filed 1993·Granted Apr 18, 1995·46 cites·14 claims
- 4492US5104055AApparatus and method for making convolutely wound logsPAPER CONVERTING MACHINE CO·Filed 1991·Granted Apr 14, 1992·65 cites·9 claims
- 4592US4701239AApplicator for applying two or more tapes to a moving webPAPER CONVERTING MACHINE CO·Filed 1985·Granted Oct 20, 1987·94 cites·5 claims
- 4692US4521209AApparatus and method for transverse folding of websPAPER CONVERTING MACHINE CO·Filed 1983·Granted Jun 4, 1985·60 cites·12 claims
- 4792US4163548AMethod of lapping webs and productPAPER CONVERTING MACHINE CO·Filed 1978·Granted Aug 7, 1979·45 cites·3 claims
- 4891US6010090AMethod of perforating a webPAPER CONVERTING MACHINE CO·Filed 1998·Granted Jan 4, 2000·66 cites·3 claims
- 4991US5759326AMethod and apparatus for handling logs of convolutely wound websPAPER CONVERTING MACHINE CO·Filed 1997·Granted Jun 2, 1998·50 cites·22 claims
- 5091US4691908AApparatus for interfoldingPAPER CONVERTING MACHINE CO·Filed 1986·Granted Sep 8, 1987·40 cites·10 claims
Showing the top 50 of 204 patent records by PatentIndex Score.
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →