Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7115288 | Method for making coated chewing gum products with a coating including an aldehyde flavor and a dipeptide sweetener | David L. Witkewitz, David G. Barkalow, Chungsea Shen, Julius W. Zuehlke, Robert J. Yatka | 2006-10-03 |
| 6572900 | Method for making coated chewing gum products including a high-intensity sweetener | Daniel J. Zyck, Daniel J. Sitler, David G. Barkalow, Chungsea Shen, Julius W. Zuehlke +1 more | 2003-06-03 |