Inventor · disambiguated record
Bernd Sperlich
Also filed as: SPERLICH BERND
4 granted patents·3 pending applications·45 citations·filing 1998–2015
76Inventor score
Top patents by PatentIndex Score
7 records- 0172US6749948B2Polyolefin film with peelable outer layerWIPAK WALSRODE GMBH CO & KG·Filed 2002·Granted Jun 15, 2004·13 cites·7 claims
- 0267US6489038B1Heat-laminable multi-layer filmWOLFF WALSRODE AG·Filed 2000·Granted Dec 3, 2002·10 cites·10 claims
- 0364US6645609B2Peelable, sealable polyolefinic multilayered film and its use as a packaging filmWOLFF WALSRODE AG·Filed 2001·Granted Nov 11, 2003·7 cites·10 claims
- 0451US6270882B1Flexible, multi-layer film having elevated stiffness, dimensional stability and flex crack resistanceWOLFF WALSRODE AG·Filed 1998·Granted Aug 7, 2001·15 cites·39 claims
- 0546US2007179230A1Packaging material having a nonstick composition and use thereof for packaging foodsWIPAK WALOTHEN GMBH·Filed 2007·Application pending·0 cites
- 0640US2016067950A1Packaging Film and Packaging ProcessWIPAK WALSRODE GMBH & CO KG·Filed 2015·Application pending·0 cites
- 0731US2001053441A1Multi-layer composite film having a security featureFiled 2001·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →