Inventor · disambiguated record
Achim Grefenstein
Also filed as: GREFENSTEIN ACHIM
11 granted patents·13 pending applications·95 citations·filing 2000–2024
88Inventor score
Files withCONSTANTIA PIRK GMBH & CO KG11BASF AG7CONSTANTIA HUECK FOLIEN GMBH & CO KG1DAIMLER CHRYSLER AG1GREFENSTEIN ACHIM1
Top patents by PatentIndex Score
24 records- 0190US6777089B1Radiation-curable composite layered sheet or filmBASF AG·Filed 2000·Granted Aug 17, 2004·37 cites·23 claims
- 0284US10751979B2Recyclable polyethylene filmCONSTANTIA PIRK GMBH & CO KG·Filed 2016·Granted Aug 25, 2020·7 cites·22 claims
- 0382US6589378B2Process for producing laminated sheets or films and moldings having UV-stability and thermal aging resistanceBASF AG·Filed 2001·Granted Jul 8, 2003·29 cites·16 claims
- 0477US2024359442A1Recyclable and easily tearable multi-layer plastic having a good barrier effectCONSTANTIA PIRK GMBH & CO KG·Filed 2024·Application pending·0 cites
- 0577US2024359443A1Method for producing a recyclable and easily tearable multi-layer plastic having a good barrier effectCONSTANTIA PIRK GMBH & CO KG·Filed 2024·Application pending·0 cites
- 0674US7241494B2Radiation-curable composite layered sheet or filmDAIMLER CHRYSLER AG·Filed 2004·Granted Jul 10, 2007·9 cites·16 claims
- 0772US7479322B2Radiation-curable composite layered sheet or filmBASF AG·Filed 2007·Granted Jan 20, 2009·2 cites·24 claims
- 0869US7351474B2Pigment preparationsBASF AG·Filed 2001·Granted Apr 1, 2008·11 cites·21 claims
- 0961US12485655B2Recyclable, easily tearable packaging laminate having a good barrier effect and method for production thereofCONSTANTIA PIRK GMBH & CO KG·Filed 2018·Granted Dec 2, 2025·0 cites·16 claims
- 1061US11235562B2Recyclable PE packaging film with improved stiffnessCONSTANTIA PIRK GMBH & CO KG·Filed 2019·Granted Feb 1, 2022·0 cites·15 claims
- 1153US2010260989A1Films for label facestockRKW SE·Filed 2007·Application pending·0 cites
- 1245US2020391489A1Recyclable Packaging Laminate with Improved Heat Resistance for SealingCONSTANTIA PIRK GMBH & CO KG·Filed 2019·Application pending·0 cites
- 1345US2024253335A1Recyclable paper packaging laminate having a thin barrier film and good tear-open propertiesCONSTANTIA PIRK GMBH & CO KG·Filed 2022·Application pending·0 cites
- 1444US10766236B2Multilayer sealing film and film laminate comprising a multilayer sealing filmCONSTANTIA PIRK GMBH & CO KG·Filed 2016·Granted Sep 8, 2020·0 cites·20 claims
- 1543US2021354894A1Recyclable Packaging Laminate Having A Good Barrier Effect And Low Density, And Method For The Production ThereofCONSTANTIA PIRK GMBH & CO KG·Filed 2018·Application pending·0 cites
- 1643US2007077421A1Surface protection filmKUNSTSTOFFWERKE·Filed 2006·Application pending·0 cites
- 1742US2021237949A1Recyclable, Easily Tearable Packaging Laminate Having a Good Barrier Effect, and Method for The Production ThereofCONSTANTIA PIRK GMBH & CO KG·Filed 2018·Application pending·0 cites
- 1842US2008230938A1Moulded Part Comprising a Composite Layer Plate or Film and a Carrier Layer with an Improved ShineBASF AG·Filed 2005·Application pending·0 cites
- 1941US10611535B2Film laminate comprising a sealing layerCONSTANTIA PIRK GMBH & CO KG·Filed 2016·Granted Apr 7, 2020·0 cites·23 claims
- 2041US2005233130A1Shaped part comprising a laminate panel or laminate film and a supporting layerBASF AG·Filed 2003·Application pending·0 cites
- 2140US2004106703A1Pigment formulationsFiled 2001·Application pending·0 cites
- 2237US9238315B2Rigid film having high puncture resistance and tear propagation resistanceGREFENSTEIN ACHIM·Filed 2011·Granted Jan 19, 2016·0 cites·26 claims
- 2337US2006029809A1Backmolded plastic moldingsBASF AG·Filed 2005·Application pending·0 cites
- 2433US2018079188A1Recyclable Polyethylene FilmCONSTANTIA HUECK FOLIEN GMBH & CO KG·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →