ES

Ed Spronk

SD Sonoco Development: 1 patents #192 of 354Top 55%
Overall (All Time): #3,380,224 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7188800 Collapsible winding core and method of making same Nico J. C. Bessems, Emile Henricus Lutgens, Johannes van de Camp, John Whitehead 2007-03-13