Inventor · disambiguated record
Irvan Leo Pazdernik
Also filed as: PAZDERNIK IRVAN · PAZDERNIK IRVAN L · PAZDERNIK IRVAN LEO
30 granted patents·8 pending applications·679 citations·filing 1987–2017
97Inventor score
Files withDOUGLAS MACHINE INC13DOUGLAS MACHINE LLC9APV DOUGLAS MACHINE CORP4PAZDERNIK IRVAN LEO3ANDERSON PAUL L1
Top patents by PatentIndex Score
38 records- 0197US8051629B2Heat tunnel for film shrinkingDOUGLAS MACHINE INC·Filed 2009·Granted Nov 8, 2011·55 cites·10 claims
- 0297US7269929B2Heat tunnel for film shrinkingDOUGLAS MACHINE INC·Filed 2006·Granted Sep 18, 2007·46 cites·22 claims
- 0397US7155876B2Heat tunnel for film shrinkingDOUGLAS MACHINE INC·Filed 2003·Granted Jan 2, 2007·69 cites·21 claims
- 0493US6843360B2Retractable transfer device metering apparatus and methodsDOUGLAS MACHINE INC·Filed 2002·Granted Jan 18, 2005·39 cites·20 claims
- 0591US7533768B2Retractable transfer device metering apparatus and methodsDOUGLAS MACHINE INC·Filed 2007·Granted May 19, 2009·27 cites·20 claims
- 0690US7222716B2Retractable transfer device metering apparatus and methodsDOUGLAS MACHINE INC·Filed 2005·Granted May 29, 2007·19 cites·16 claims
- 0790US5352178ACollapsed, tubular carton erecting apparatusDOUGLAS MACHINE LLC·Filed 1993·Granted Oct 4, 1994·64 cites·20 claims
- 0885US5628614AContinuous motion stacking apparatus and methodsDOUGLAS MACHINE LLC·Filed 1995·Granted May 13, 1997·48 cites·17 claims
- 0984US8647247B2Continuous motion case formerPAZDERNIK IRVAN L·Filed 2011·Granted Feb 11, 2014·13 cites·20 claims
- 1083US8448777B2Methods and apparatus for slip sheet metering for indexing productPAZDERNIK IRVAN LEO·Filed 2009·Granted May 28, 2013·17 cites·22 claims
- 1182US9315338B2Article metering apparatus, system and methodsDOUGLAS MACHINE INC·Filed 2013·Granted Apr 19, 2016·9 cites·14 claims
- 1282US8011495B2Transfer device metering apparatus and methodsDOUGLAS MACHINE INC·Filed 2008·Granted Sep 6, 2011·16 cites·20 claims
- 1382US6622848B1Pouch reverse shingling systemDOUGLAS MACHINE·Filed 2002·Granted Sep 23, 2003·31 cites·13 claims
- 1479US4779715ALane dividerAPV DOUGLAS MACHINE CORP·Filed 1987·Granted Oct 25, 1988·31 cites·20 claims
- 1575US8973733B2Article orienter and attendant orientation operationsDOUGLAS MACHINE INC·Filed 2013·Granted Mar 10, 2015·6 cites·18 claims
- 1675US4917663APackaging machine with direct blank setupAPV DOUGLAS MACHINE CORP·Filed 1988·Granted Apr 17, 1990·29 cites·4 claims
- 1771US7849770B2Film cutterDOUGLAS MACHINE INC·Filed 2005·Granted Dec 14, 2010·6 cites·17 claims
- 1867US5558614ATubular carton opening, presenting, and closing apparatusDOUGLAS MACHINE LLC·Filed 1994·Granted Sep 24, 1996·23 cites·24 claims
- 1963US6047527ALoading apparatus for bag packaging system and method of operating the sameDOUGLAS MACHINE LLC·Filed 1998·Granted Apr 11, 2000·24 cites·21 claims
- 2062US6094888ASystem and methods for mechanically processing bagsDOUGLAS MACHINE LLC·Filed 1998·Granted Aug 1, 2000·27 cites·15 claims
- 2159US5445590ACollapsed, tubular carton erecting apparatusDOUGLAS MACHINE LLC·Filed 1993·Granted Aug 29, 1995·15 cites·20 claims
- 2257US9751700B2Article metering apparatus, system and methodsDOUGLAS MACHINE INC·Filed 2016·Granted Sep 5, 2017·1 cites·9 claims
- 2355US5897480ACollapsed, tubular carton erecting apparatusDOUGLAS MACHINE LLC·Filed 1995·Granted Apr 27, 1999·13 cites·6 claims
- 2455US5201823AContainer metering device having mechanically forced separationAPV DOUGLAS MACHINE CORP·Filed 1992·Granted Apr 13, 1993·16 cites·20 claims
- 2554US2017297841A1Apparatus and Methods for Producing Shrink Wrap PackagingDOUGLAS MACHINE INC·Filed 2017·Application pending·0 cites
- 2653US2008092494A1Heat Tunnel for Film-ShrinkingVANDERTUIN BRADLEY J·Filed 2007·Application pending·0 cites
- 2752US4810238AChain guideAPV DOUGLAS MACHINE CORP·Filed 1987·Granted Mar 7, 1989·11 cites·20 claims
- 2852US2007227857A1Retractable Transfer Device Metering Apparatus and MethodsPETERMAN THOMAS H·Filed 2007·Application pending·0 cites
- 2951US2006075861A1Film cutterFLOODING DANIEL L·Filed 2004·Application pending·0 cites
- 3050US5635004ATape applying apparatus and methodsDOUGLAS MACHINE LLC·Filed 1994·Granted Jun 3, 1997·10 cites·27 claims
- 3147US2013284562A1Variable pitch system, apparatus & methodDOUGLAS MACHINE INC·Filed 2012·Application pending·0 cites
- 3245USD596936SSemi-rigid containerFRITO LAY NORTH AMERICA INC·Filed 2007·Granted Jul 28, 2009·4 cites·1 claims
- 3341US9688494B2Apparatus and methods for producing shrink-wrap packagingFLODING DANIEL LEONARD·Filed 2011·Granted Jun 27, 2017·0 cites·32 claims
- 3441US9067736B2Variable pitch system, apparatus and methodANDERSON PAUL L·Filed 2012·Granted Jun 30, 2015·0 cites·16 claims
- 3541US2024217688A1Methods and apparatus for forming, filling and sealing film containersPAZDERNIK IRVAN LEO·Filed 2008·Application pending·0 cites
- 3640US2010204030A1Collapsed Tubular Carton Erecting Apparatus & MethodsPAZDERNIK IRVAN LEO·Filed 2008·Application pending·0 cites
- 3740US2004083689A1Methods and apparatus for adjustable wrappingFiled 2002·Application pending·0 cites
- 3839US5704196AHigh speed blank set-up apparatus and methodsDOUGLAS MACHINE LLC·Filed 1995·Granted Jan 6, 1998·10 cites·24 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →