DM

David Matthews

Illinois Tool Works: 2 patents #33 of 310Top 15%
📍 Hitchin, IL: #1 of 1 inventorsTop 100%
Overall (2004): #68,275 of 270,089Top 30%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6810639 Methods of making slide-zippered reclosable packages on horizontal form-fill-seal machines Michael J. McMahon, Art Malin, Steve Ausnit, Charles Thorpe 2004-11-02
6751932 Method for attaching reclosable zipper strip transversely to a sheet of thermoplastic film material 2004-06-22