DS

Dennis R. Spina

HU Hoover Universal: 4 patents #22 of 278Top 8%
📍 Onsted, MI: #9 of 29 inventorsTop 35%
🗺 Michigan: #22,048 of 86,293 inventorsTop 30%
Overall (All Time): #1,288,187 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5620722 Extrusion head for blow molding 1997-04-15
5449284 Compression molding and trimming blow pin assembly 1995-09-12
5141120 Hot fill plastic container with vacuum collapse pinch grip indentations Randall S. Brown, Len Zabinko, Veigh Nielson, George Pinter 1992-08-25
5122327 Blow molding method for making a reversely oriented hot fill container Samuel E. Evins 1992-06-16