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Daniel R. Spisiak, Jr.

WJ Wm. Wrigley Jr.: 1 patents #234 of 442Top 55%
📍 Elmhurst, IL: #348 of 619 inventorsTop 60%
🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #3,820,523 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5198251 Gradual release structures for chewing gum Joo H. Song, Charles M. Copper 1993-03-30