Patent assignee · US · COMPANY

Elsner Engineering Works, Inc.

21Patents
1Active
21Granted
33Portfolio score

Filing activity: Nov 14, 1974 → Jun 23, 2010

Most-cited patents

PatentTitleAreaCited byStatus
US5363728A Two roll web cutter and method Emerging Cross-Sectional Technologies 51 Expired
US5344091A Apparatus for winding stiffened coreless rolls and method Emerging Cross-Sectional Technologies 49 Expired
US4807825A Roll winding machine Emerging Cross-Sectional Technologies 32 Expired
US4558802A Carousel type dispenser Emerging Cross-Sectional Technologies 26 Expired
US4423584A Roll-wrapping apparatus with label inserter and method Performing Operations; Transporting 15 Expired
US3990215A Roll wrapping or banding machine Performing Operations; Transporting 14 Expired
US4757667A Roll-wrapping method Performing Operations; Transporting 11 Expired
US5555978A Wound roll and closure strip assembly Performing Operations; Transporting 10 Expired
US3965333A Seal temperature control means for curtain-type wrapping machine Emerging Cross-Sectional Technologies 8 Expired
US6055896A Stacking machine and method Emerging Cross-Sectional Technologies 8 Expired
US4432187A Roll-wrapping apparatus and method Performing Operations; Transporting 7 Expired
US5328323A Stack making machine Performing Operations; Transporting 6 Expired
US4574458A Roll-capping machine and method Emerging Cross-Sectional Technologies 5 Expired
US5255493A Package assembly machine and method Performing Operations; Transporting 4 Expired
US4475651A Roll-wrapping apparatus, method and intermediate product Performing Operations; Transporting 3 Expired
US4700529A Roll banding machine and method Performing Operations; Transporting 3 Expired
US5634875A Folding machine Performing Operations; Transporting 3 Expired
US5970833A Stacking machine and method Emerging Cross-Sectional Technologies 2 Expired
US6644193B2 Web cutting tuck folding machine and method Performing Operations; Transporting 1 Expired
US5657616A Roll wrapping machine with roll orienter and method Performing Operations; Transporting 1 Expired
US8540181B2 Foil roll with wound stiffening core, apparatus for winding the roll and method Performing Operations; Transporting 0 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.