DT

Donald J. Townsend

WJ Wm. Wrigley Jr.: 2 patents #2 of 32Top 7%
📍 Chicago, IL: #69 of 643 inventorsTop 15%
🗺 Illinois: #564 of 5,663 inventorsTop 10%
Overall (2004): #66,789 of 270,089Top 25%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6811797 Chewing gum manufacture using pin and blade extruders John T. Wolfe, Joo H. Song, Christafor E. Sundstrom, David W. Record, Kevin B. Broderick +1 more 2004-11-02
6692778 Method of controlling release of N-substituted derivatives of aspartame in chewing gum Robert J. Yatka, Sonya S. Johnson, Michael J. Greenberg, Daniel J. Sitler 2004-02-17